Home / 28,508,092.76-42,762,138.33-13,150,838.73

Finding the Fourth Proportional to 28,508,092.76, 42,762,138.33 and 13,150,838.73

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Solution

The fourth proportional to 28,508,092.76, 42,762,138.33 and 13,150,838.73 is: 19,726,257.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,508,092.76 : 42,762,138.33 = 13,150,838.73 : x
  2. Step 2: Convert to fraction form
    28,508,092.76/42,762,138.33 = 13,150,838.73/x
  3. Step 3: Cross multiply
    28,508,092.76x = 42,762,138.33 × 13,150,838.73
  4. Step 4: Simplify right side
    28,508,092.76x = 562,357,984,927,781.50
  5. Step 5: Solve for x
    x = 562,357,984,927,781.50/28,508,092.76
  6. Step 6: Final answer
    x = 19,726,257.72

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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.