Home / 9,397,781.48-12,944,680.40-6,639,681.17

Finding the Fourth Proportional to 9,397,781.48, 12,944,680.40 and 6,639,681.17

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Solution

The fourth proportional to 9,397,781.48, 12,944,680.40 and 6,639,681.17 is: 9,145,621.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,397,781.48 : 12,944,680.40 = 6,639,681.17 : x
  2. Step 2: Convert to fraction form
    9,397,781.48/12,944,680.40 = 6,639,681.17/x
  3. Step 3: Cross multiply
    9,397,781.48x = 12,944,680.40 × 6,639,681.17
  4. Step 4: Simplify right side
    9,397,781.48x = 85,948,550,605,626.25
  5. Step 5: Solve for x
    x = 85,948,550,605,626.25/9,397,781.48
  6. Step 6: Final answer
    x = 9,145,621.32

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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.