Home / 51,275,153.30-76,912,729.95-49,483,562.90

Finding the Fourth Proportional to 51,275,153.30, 76,912,729.95 and 49,483,562.90

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Solution

The fourth proportional to 51,275,153.30, 76,912,729.95 and 49,483,562.90 is: 74,225,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,275,153.30 : 76,912,729.95 = 49,483,562.90 : x
  2. Step 2: Convert to fraction form
    51,275,153.30/76,912,729.95 = 49,483,562.90/x
  3. Step 3: Cross multiply
    51,275,153.30x = 76,912,729.95 × 49,483,562.90
  4. Step 4: Simplify right side
    51,275,153.30x = 3,805,915,910,291,539
  5. Step 5: Solve for x
    x = 3,805,915,910,291,539/51,275,153.30
  6. Step 6: Final answer
    x = 74,225,344.35

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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.