Home / 18,087,029.60-27,130,544.40-15,651,586.40

Finding the Fourth Proportional to 18,087,029.60, 27,130,544.40 and 15,651,586.40

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Solution

The fourth proportional to 18,087,029.60, 27,130,544.40 and 15,651,586.40 is: 23,477,379.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087,029.60 : 27,130,544.40 = 15,651,586.40 : x
  2. Step 2: Convert to fraction form
    18,087,029.60/27,130,544.40 = 15,651,586.40/x
  3. Step 3: Cross multiply
    18,087,029.60x = 27,130,544.40 × 15,651,586.40
  4. Step 4: Simplify right side
    18,087,029.60x = 424,636,059,755,636.12
  5. Step 5: Solve for x
    x = 424,636,059,755,636.12/18,087,029.60
  6. Step 6: Final answer
    x = 23,477,379.60

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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.