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Finding the Fourth Proportional to 62,232,238.80, 86,955,073.20 and 62,232,238.80

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Solution

The fourth proportional to 62,232,238.80, 86,955,073.20 and 62,232,238.80 is: 86,955,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,232,238.80 : 86,955,073.20 = 62,232,238.80 : x
  2. Step 2: Convert to fraction form
    62,232,238.80/86,955,073.20 = 62,232,238.80/x
  3. Step 3: Cross multiply
    62,232,238.80x = 86,955,073.20 × 62,232,238.80
  4. Step 4: Simplify right side
    62,232,238.80x = 5,411,408,880,253,880
  5. Step 5: Solve for x
    x = 5,411,408,880,253,880/62,232,238.80
  6. Step 6: Final answer
    x = 86,955,073.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.