Home / 52,011,779.22-71,775,375.67-28,806,407.96

Finding the Fourth Proportional to 52,011,779.22, 71,775,375.67 and 28,806,407.96

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Solution

The fourth proportional to 52,011,779.22, 71,775,375.67 and 28,806,407.96 is: 39,752,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,011,779.22 : 71,775,375.67 = 28,806,407.96 : x
  2. Step 2: Convert to fraction form
    52,011,779.22/71,775,375.67 = 28,806,407.96/x
  3. Step 3: Cross multiply
    52,011,779.22x = 71,775,375.67 × 28,806,407.96
  4. Step 4: Simplify right side
    52,011,779.22x = 2,067,590,752,601,385.50
  5. Step 5: Solve for x
    x = 2,067,590,752,601,385.50/52,011,779.22
  6. Step 6: Final answer
    x = 39,752,355.79

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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.