Home / 15,063,865.46-20,510,027.80-15,016,035.76

Finding the Fourth Proportional to 15,063,865.46, 20,510,027.80 and 15,016,035.76

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Solution

The fourth proportional to 15,063,865.46, 20,510,027.80 and 15,016,035.76 is: 20,444,905.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,063,865.46 : 20,510,027.80 = 15,016,035.76 : x
  2. Step 2: Convert to fraction form
    15,063,865.46/20,510,027.80 = 15,016,035.76/x
  3. Step 3: Cross multiply
    15,063,865.46x = 20,510,027.80 × 15,016,035.76
  4. Step 4: Simplify right side
    15,063,865.46x = 307,979,310,883,394.12
  5. Step 5: Solve for x
    x = 307,979,310,883,394.12/15,063,865.46
  6. Step 6: Final answer
    x = 20,444,905.84

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.