Home / 52,521,411.22-72,491,640.70-30,798,377.62

Finding the Fourth Proportional to 52,521,411.22, 72,491,640.70 and 30,798,377.62

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Solution

The fourth proportional to 52,521,411.22, 72,491,640.70 and 30,798,377.62 is: 42,508,852.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,521,411.22 : 72,491,640.70 = 30,798,377.62 : x
  2. Step 2: Convert to fraction form
    52,521,411.22/72,491,640.70 = 30,798,377.62/x
  3. Step 3: Cross multiply
    52,521,411.22x = 72,491,640.70 × 30,798,377.62
  4. Step 4: Simplify right side
    52,521,411.22x = 2,232,624,924,571,961.25
  5. Step 5: Solve for x
    x = 2,232,624,924,571,961.25/52,521,411.22
  6. Step 6: Final answer
    x = 42,508,852.54

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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.