Home / 49,015,432.80-73,523,149.20-13,113,640.80

Finding the Fourth Proportional to 49,015,432.80, 73,523,149.20 and 13,113,640.80

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Solution

The fourth proportional to 49,015,432.80, 73,523,149.20 and 13,113,640.80 is: 19,670,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,015,432.80 : 73,523,149.20 = 13,113,640.80 : x
  2. Step 2: Convert to fraction form
    49,015,432.80/73,523,149.20 = 13,113,640.80/x
  3. Step 3: Cross multiply
    49,015,432.80x = 73,523,149.20 × 13,113,640.80
  4. Step 4: Simplify right side
    49,015,432.80x = 964,156,169,093,607.50
  5. Step 5: Solve for x
    x = 964,156,169,093,607.50/49,015,432.80
  6. Step 6: Final answer
    x = 19,670,461.20

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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.