Home / 28,748,863.80-43,123,295.70-14,374,150.20

Finding the Fourth Proportional to 28,748,863.80, 43,123,295.70 and 14,374,150.20

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Solution

The fourth proportional to 28,748,863.80, 43,123,295.70 and 14,374,150.20 is: 21,561,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,748,863.80 : 43,123,295.70 = 14,374,150.20 : x
  2. Step 2: Convert to fraction form
    28,748,863.80/43,123,295.70 = 14,374,150.20/x
  3. Step 3: Cross multiply
    28,748,863.80x = 43,123,295.70 × 14,374,150.20
  4. Step 4: Simplify right side
    28,748,863.80x = 619,860,729,510,814.12
  5. Step 5: Solve for x
    x = 619,860,729,510,814.12/28,748,863.80
  6. Step 6: Final answer
    x = 21,561,225.30

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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.