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Finding the Fourth Proportional to 60,555,841.90, 90,725,506.35 and 36,850,948.90

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Solution

The fourth proportional to 60,555,841.90, 90,725,506.35 and 36,850,948.90 is: 55,210,544.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,555,841.90 : 90,725,506.35 = 36,850,948.90 : x
  2. Step 2: Convert to fraction form
    60,555,841.90/90,725,506.35 = 36,850,948.90/x
  3. Step 3: Cross multiply
    60,555,841.90x = 90,725,506.35 × 36,850,948.90
  4. Step 4: Simplify right side
    60,555,841.90x = 3,343,320,998,430,475
  5. Step 5: Solve for x
    x = 3,343,320,998,430,475/60,555,841.90
  6. Step 6: Final answer
    x = 55,210,544.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.