Home / 6,695,572.80-9,239,781.60-3,639,864

Finding the Fourth Proportional to 6,695,572.80, 9,239,781.60 and 3,639,864

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Solution

The fourth proportional to 6,695,572.80, 9,239,781.60 and 3,639,864 is: 5,022,953.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,695,572.80 : 9,239,781.60 = 3,639,864 : x
  2. Step 2: Convert to fraction form
    6,695,572.80/9,239,781.60 = 3,639,864/x
  3. Step 3: Cross multiply
    6,695,572.80x = 9,239,781.60 × 3,639,864
  4. Step 4: Simplify right side
    6,695,572.80x = 33,631,548,413,702.40
  5. Step 5: Solve for x
    x = 33,631,548,413,702.40/6,695,572.80
  6. Step 6: Final answer
    x = 5,022,953.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.