Home / 51,442,411.35-70,990,605.43-27,920,956.52

Finding the Fourth Proportional to 51,442,411.35, 70,990,605.43 and 27,920,956.52

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Solution

The fourth proportional to 51,442,411.35, 70,990,605.43 and 27,920,956.52 is: 38,530,962.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,442,411.35 : 70,990,605.43 = 27,920,956.52 : x
  2. Step 2: Convert to fraction form
    51,442,411.35/70,990,605.43 = 27,920,956.52/x
  3. Step 3: Cross multiply
    51,442,411.35x = 70,990,605.43 × 27,920,956.52
  4. Step 4: Simplify right side
    51,442,411.35x = 1,982,125,607,647,180
  5. Step 5: Solve for x
    x = 1,982,125,607,647,180/51,442,411.35
  6. Step 6: Final answer
    x = 38,530,962.21

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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.