Home / 40,963,781.70-61,445,672.55-39,074,213.70

Finding the Fourth Proportional to 40,963,781.70, 61,445,672.55 and 39,074,213.70

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Solution

The fourth proportional to 40,963,781.70, 61,445,672.55 and 39,074,213.70 is: 58,611,320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,963,781.70 : 61,445,672.55 = 39,074,213.70 : x
  2. Step 2: Convert to fraction form
    40,963,781.70/61,445,672.55 = 39,074,213.70/x
  3. Step 3: Cross multiply
    40,963,781.70x = 61,445,672.55 × 39,074,213.70
  4. Step 4: Simplify right side
    40,963,781.70x = 2,400,941,340,158,924
  5. Step 5: Solve for x
    x = 2,400,941,340,158,924/40,963,781.70
  6. Step 6: Final answer
    x = 58,611,320.55

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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.