Home / 18,758,325.60-28,123,063.08-9,528,714.03

Finding the Fourth Proportional to 18,758,325.60, 28,123,063.08 and 9,528,714.03

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Solution

The fourth proportional to 18,758,325.60, 28,123,063.08 and 9,528,714.03 is: 14,285,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,758,325.60 : 28,123,063.08 = 9,528,714.03 : x
  2. Step 2: Convert to fraction form
    18,758,325.60/28,123,063.08 = 9,528,714.03/x
  3. Step 3: Cross multiply
    18,758,325.60x = 28,123,063.08 × 9,528,714.03
  4. Step 4: Simplify right side
    18,758,325.60x = 267,976,625,736,970.97
  5. Step 5: Solve for x
    x = 267,976,625,736,970.97/18,758,325.60
  6. Step 6: Final answer
    x = 14,285,743.38

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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.