Home / 57,559,772.46-86,384,431.41-40,175,034.78

Finding the Fourth Proportional to 57,559,772.46, 86,384,431.41 and 40,175,034.78

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Solution

The fourth proportional to 57,559,772.46, 86,384,431.41 and 40,175,034.78 is: 60,293,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,559,772.46 : 86,384,431.41 = 40,175,034.78 : x
  2. Step 2: Convert to fraction form
    57,559,772.46/86,384,431.41 = 40,175,034.78/x
  3. Step 3: Cross multiply
    57,559,772.46x = 86,384,431.41 × 40,175,034.78
  4. Step 4: Simplify right side
    57,559,772.46x = 3,470,497,536,347,274.50
  5. Step 5: Solve for x
    x = 3,470,497,536,347,274.50/57,559,772.46
  6. Step 6: Final answer
    x = 60,293,802.22

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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.