Home / 28,373,892.76-42,566,820.18-9,203,158.36

Finding the Fourth Proportional to 28,373,892.76, 42,566,820.18 and 9,203,158.36

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Solution

The fourth proportional to 28,373,892.76, 42,566,820.18 and 9,203,158.36 is: 13,806,677.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,373,892.76 : 42,566,820.18 = 9,203,158.36 : x
  2. Step 2: Convert to fraction form
    28,373,892.76/42,566,820.18 = 9,203,158.36/x
  3. Step 3: Cross multiply
    28,373,892.76x = 42,566,820.18 × 9,203,158.36
  4. Step 4: Simplify right side
    28,373,892.76x = 391,749,186,998,183.69
  5. Step 5: Solve for x
    x = 391,749,186,998,183.69/28,373,892.76
  6. Step 6: Final answer
    x = 13,806,677.51

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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.