Home / 13,350,231.36-20,018,713.14-4,251,141.72

Finding the Fourth Proportional to 13,350,231.36, 20,018,713.14 and 4,251,141.72

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Solution

The fourth proportional to 13,350,231.36, 20,018,713.14 and 4,251,141.72 is: 6,374,600.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350,231.36 : 20,018,713.14 = 4,251,141.72 : x
  2. Step 2: Convert to fraction form
    13,350,231.36/20,018,713.14 = 4,251,141.72/x
  3. Step 3: Cross multiply
    13,350,231.36x = 20,018,713.14 × 4,251,141.72
  4. Step 4: Simplify right side
    13,350,231.36x = 85,102,386,610,166.20
  5. Step 5: Solve for x
    x = 85,102,386,610,166.20/13,350,231.36
  6. Step 6: Final answer
    x = 6,374,600.13

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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.