Home / 55,147,467.90-82,721,201.85-14,757,951.90

Finding the Fourth Proportional to 55,147,467.90, 82,721,201.85 and 14,757,951.90

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Solution

The fourth proportional to 55,147,467.90, 82,721,201.85 and 14,757,951.90 is: 22,136,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,147,467.90 : 82,721,201.85 = 14,757,951.90 : x
  2. Step 2: Convert to fraction form
    55,147,467.90/82,721,201.85 = 14,757,951.90/x
  3. Step 3: Cross multiply
    55,147,467.90x = 82,721,201.85 × 14,757,951.90
  4. Step 4: Simplify right side
    55,147,467.90x = 1,220,795,518,012,491
  5. Step 5: Solve for x
    x = 1,220,795,518,012,491/55,147,467.90
  6. Step 6: Final answer
    x = 22,136,927.85

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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.