Home / 7,371,909.80-11,057,864.70-6,654,464.45

Finding the Fourth Proportional to 7,371,909.80, 11,057,864.70 and 6,654,464.45

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Solution

The fourth proportional to 7,371,909.80, 11,057,864.70 and 6,654,464.45 is: 9,981,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371,909.80 : 11,057,864.70 = 6,654,464.45 : x
  2. Step 2: Convert to fraction form
    7,371,909.80/11,057,864.70 = 6,654,464.45/x
  3. Step 3: Cross multiply
    7,371,909.80x = 11,057,864.70 × 6,654,464.45
  4. Step 4: Simplify right side
    7,371,909.80x = 73,584,167,539,059.91
  5. Step 5: Solve for x
    x = 73,584,167,539,059.91/7,371,909.80
  6. Step 6: Final answer
    x = 9,981,696.68

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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.