Home / 71,336,161.74-106,822,591.85-47,001,312.20

Finding the Fourth Proportional to 71,336,161.74, 106,822,591.85 and 47,001,312.20

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Solution

The fourth proportional to 71,336,161.74, 106,822,591.85 and 47,001,312.20 is: 70,382,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,336,161.74 : 106,822,591.85 = 47,001,312.20 : x
  2. Step 2: Convert to fraction form
    71,336,161.74/106,822,591.85 = 47,001,312.20/x
  3. Step 3: Cross multiply
    71,336,161.74x = 106,822,591.85 × 47,001,312.20
  4. Step 4: Simplify right side
    71,336,161.74x = 5,020,801,988,785,906
  5. Step 5: Solve for x
    x = 5,020,801,988,785,906/71,336,161.74
  6. Step 6: Final answer
    x = 70,382,283.91

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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.