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Finding the Fourth Proportional to 64,331,392.80, 88,778,007.80 and 34,962,727.49

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Solution

The fourth proportional to 64,331,392.80, 88,778,007.80 and 34,962,727.49 is: 48,248,936.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,331,392.80 : 88,778,007.80 = 34,962,727.49 : x
  2. Step 2: Convert to fraction form
    64,331,392.80/88,778,007.80 = 34,962,727.49/x
  3. Step 3: Cross multiply
    64,331,392.80x = 88,778,007.80 × 34,962,727.49
  4. Step 4: Simplify right side
    64,331,392.80x = 3,103,921,293,197,791
  5. Step 5: Solve for x
    x = 3,103,921,293,197,791/64,331,392.80
  6. Step 6: Final answer
    x = 48,248,936.61

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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.