Home / 49,821,315.10-74,731,972.65-44,446,543.90

Finding the Fourth Proportional to 49,821,315.10, 74,731,972.65 and 44,446,543.90

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Solution

The fourth proportional to 49,821,315.10, 74,731,972.65 and 44,446,543.90 is: 66,669,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,821,315.10 : 74,731,972.65 = 44,446,543.90 : x
  2. Step 2: Convert to fraction form
    49,821,315.10/74,731,972.65 = 44,446,543.90/x
  3. Step 3: Cross multiply
    49,821,315.10x = 74,731,972.65 × 44,446,543.90
  4. Step 4: Simplify right side
    49,821,315.10x = 3,321,577,903,121,824.50
  5. Step 5: Solve for x
    x = 3,321,577,903,121,824.50/49,821,315.10
  6. Step 6: Final answer
    x = 66,669,815.85

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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.