Home / 28,748,302.26-39,672,451.73-15,695,560.77

Finding the Fourth Proportional to 28,748,302.26, 39,672,451.73 and 15,695,560.77

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Solution

The fourth proportional to 28,748,302.26, 39,672,451.73 and 15,695,560.77 is: 21,659,761.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,748,302.26 : 39,672,451.73 = 15,695,560.77 : x
  2. Step 2: Convert to fraction form
    28,748,302.26/39,672,451.73 = 15,695,560.77/x
  3. Step 3: Cross multiply
    28,748,302.26x = 39,672,451.73 × 15,695,560.77
  4. Step 4: Simplify right side
    28,748,302.26x = 622,681,376,944,628.88
  5. Step 5: Solve for x
    x = 622,681,376,944,628.88/28,748,302.26
  6. Step 6: Final answer
    x = 21,659,761.72

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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.