Home / 9,711,623.20-14,567,434.80-6,688,314.40

Finding the Fourth Proportional to 9,711,623.20, 14,567,434.80 and 6,688,314.40

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Solution

The fourth proportional to 9,711,623.20, 14,567,434.80 and 6,688,314.40 is: 10,032,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,623.20 : 14,567,434.80 = 6,688,314.40 : x
  2. Step 2: Convert to fraction form
    9,711,623.20/14,567,434.80 = 6,688,314.40/x
  3. Step 3: Cross multiply
    9,711,623.20x = 14,567,434.80 × 6,688,314.40
  4. Step 4: Simplify right side
    9,711,623.20x = 97,431,583,943,901.12
  5. Step 5: Solve for x
    x = 97,431,583,943,901.12/9,711,623.20
  6. Step 6: Final answer
    x = 10,032,471.60

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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.