Home / 28,308,560.92-42,475,137.42-15,363,856.96

Finding the Fourth Proportional to 28,308,560.92, 42,475,137.42 and 15,363,856.96

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Solution

The fourth proportional to 28,308,560.92, 42,475,137.42 and 15,363,856.96 is: 23,052,458.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,308,560.92 : 42,475,137.42 = 15,363,856.96 : x
  2. Step 2: Convert to fraction form
    28,308,560.92/42,475,137.42 = 15,363,856.96/x
  3. Step 3: Cross multiply
    28,308,560.92x = 42,475,137.42 × 15,363,856.96
  4. Step 4: Simplify right side
    28,308,560.92x = 652,581,935,677,223.50
  5. Step 5: Solve for x
    x = 652,581,935,677,223.50/28,308,560.92
  6. Step 6: Final answer
    x = 23,052,458.85

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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.