Home / 40,487,708.40-60,664,375.08-28,495,250.16

Finding the Fourth Proportional to 40,487,708.40, 60,664,375.08 and 28,495,250.16

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Solution

The fourth proportional to 40,487,708.40, 60,664,375.08 and 28,495,250.16 is: 42,695,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,487,708.40 : 60,664,375.08 = 28,495,250.16 : x
  2. Step 2: Convert to fraction form
    40,487,708.40/60,664,375.08 = 28,495,250.16/x
  3. Step 3: Cross multiply
    40,487,708.40x = 60,664,375.08 × 28,495,250.16
  4. Step 4: Simplify right side
    40,487,708.40x = 1,728,646,543,704,670
  5. Step 5: Solve for x
    x = 1,728,646,543,704,670/40,487,708.40
  6. Step 6: Final answer
    x = 42,695,588.66

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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.