Home / 48,220,886.08-66,536,934.52-28,391,361.87

Finding the Fourth Proportional to 48,220,886.08, 66,536,934.52 and 28,391,361.87

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Solution

The fourth proportional to 48,220,886.08, 66,536,934.52 and 28,391,361.87 is: 39,175,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,220,886.08 : 66,536,934.52 = 28,391,361.87 : x
  2. Step 2: Convert to fraction form
    48,220,886.08/66,536,934.52 = 28,391,361.87/x
  3. Step 3: Cross multiply
    48,220,886.08x = 66,536,934.52 × 28,391,361.87
  4. Step 4: Simplify right side
    48,220,886.08x = 1,889,074,185,677,815
  5. Step 5: Solve for x
    x = 1,889,074,185,677,815/48,220,886.08
  6. Step 6: Final answer
    x = 39,175,434.95

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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.