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Finding the Fourth Proportional to 56,001,684, 77,282,376 and 30,247,572

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Solution

The fourth proportional to 56,001,684, 77,282,376 and 30,247,572 is: 41,741,677.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,001,684 : 77,282,376 = 30,247,572 : x
  2. Step 2: Convert to fraction form
    56,001,684/77,282,376 = 30,247,572/x
  3. Step 3: Cross multiply
    56,001,684x = 77,282,376 × 30,247,572
  4. Step 4: Simplify right side
    56,001,684x = 2,337,604,232,391,072
  5. Step 5: Solve for x
    x = 2,337,604,232,391,072/56,001,684
  6. Step 6: Final answer
    x = 41,741,677.49

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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.