Home / 22,569,772.05-31,155,819.21-15,237,536.22

Finding the Fourth Proportional to 22,569,772.05, 31,155,819.21 and 15,237,536.22

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Solution

The fourth proportional to 22,569,772.05, 31,155,819.21 and 15,237,536.22 is: 21,034,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569,772.05 : 31,155,819.21 = 15,237,536.22 : x
  2. Step 2: Convert to fraction form
    22,569,772.05/31,155,819.21 = 15,237,536.22/x
  3. Step 3: Cross multiply
    22,569,772.05x = 31,155,819.21 × 15,237,536.22
  4. Step 4: Simplify right side
    22,569,772.05x = 474,737,923,676,146.81
  5. Step 5: Solve for x
    x = 474,737,923,676,146.81/22,569,772.05
  6. Step 6: Final answer
    x = 21,034,236.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.