Home / 7,485,497.40-11,207,250.90-7,275,545.40

Finding the Fourth Proportional to 7,485,497.40, 11,207,250.90 and 7,275,545.40

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Solution

The fourth proportional to 7,485,497.40, 11,207,250.90 and 7,275,545.40 is: 10,892,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,497.40 : 11,207,250.90 = 7,275,545.40 : x
  2. Step 2: Convert to fraction form
    7,485,497.40/11,207,250.90 = 7,275,545.40/x
  3. Step 3: Cross multiply
    7,485,497.40x = 11,207,250.90 × 7,275,545.40
  4. Step 4: Simplify right side
    7,485,497.40x = 81,538,862,732,140.86
  5. Step 5: Solve for x
    x = 81,538,862,732,140.86/7,485,497.40
  6. Step 6: Final answer
    x = 10,892,911.77

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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.