Home / 81,664,423.67-122,514,571.96-24,152,211.11

Finding the Fourth Proportional to 81,664,423.67, 122,514,571.96 and 24,152,211.11

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Solution

The fourth proportional to 81,664,423.67, 122,514,571.96 and 24,152,211.11 is: 36,233,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,664,423.67 : 122,514,571.96 = 24,152,211.11 : x
  2. Step 2: Convert to fraction form
    81,664,423.67/122,514,571.96 = 24,152,211.11/x
  3. Step 3: Cross multiply
    81,664,423.67x = 122,514,571.96 × 24,152,211.11
  4. Step 4: Simplify right side
    81,664,423.67x = 2,958,997,805,356,253
  5. Step 5: Solve for x
    x = 2,958,997,805,356,253/81,664,423.67
  6. Step 6: Final answer
    x = 36,233,621.36

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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.