Home / 18,145,774.40-27,218,661.60-16,466,158.40

Finding the Fourth Proportional to 18,145,774.40, 27,218,661.60 and 16,466,158.40

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Solution

The fourth proportional to 18,145,774.40, 27,218,661.60 and 16,466,158.40 is: 24,699,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,774.40 : 27,218,661.60 = 16,466,158.40 : x
  2. Step 2: Convert to fraction form
    18,145,774.40/27,218,661.60 = 16,466,158.40/x
  3. Step 3: Cross multiply
    18,145,774.40x = 27,218,661.60 × 16,466,158.40
  4. Step 4: Simplify right side
    18,145,774.40x = 448,186,793,341,597.50
  5. Step 5: Solve for x
    x = 448,186,793,341,597.50/18,145,774.40
  6. Step 6: Final answer
    x = 24,699,237.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.