Home / 11,071,708.20-16,607,562.30-7,457,909.40

Finding the Fourth Proportional to 11,071,708.20, 16,607,562.30 and 7,457,909.40

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Solution

The fourth proportional to 11,071,708.20, 16,607,562.30 and 7,457,909.40 is: 11,186,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071,708.20 : 16,607,562.30 = 7,457,909.40 : x
  2. Step 2: Convert to fraction form
    11,071,708.20/16,607,562.30 = 7,457,909.40/x
  3. Step 3: Cross multiply
    11,071,708.20x = 16,607,562.30 × 7,457,909.40
  4. Step 4: Simplify right side
    11,071,708.20x = 123,857,694,988,255.62
  5. Step 5: Solve for x
    x = 123,857,694,988,255.62/11,071,708.20
  6. Step 6: Final answer
    x = 11,186,864.10

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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.