Home / 13,499,916.13-20,251,977.76-4,399,902.48

Finding the Fourth Proportional to 13,499,916.13, 20,251,977.76 and 4,399,902.48

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Solution

The fourth proportional to 13,499,916.13, 20,251,977.76 and 4,399,902.48 is: 6,600,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,499,916.13 : 20,251,977.76 = 4,399,902.48 : x
  2. Step 2: Convert to fraction form
    13,499,916.13/20,251,977.76 = 4,399,902.48/x
  3. Step 3: Cross multiply
    13,499,916.13x = 20,251,977.76 × 4,399,902.48
  4. Step 4: Simplify right side
    13,499,916.13x = 89,106,727,171,128.86
  5. Step 5: Solve for x
    x = 89,106,727,171,128.86/13,499,916.13
  6. Step 6: Final answer
    x = 6,600,539.32

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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.