Home / 13,689,679.80-20,527,600.02-8,011,610.04

Finding the Fourth Proportional to 13,689,679.80, 20,527,600.02 and 8,011,610.04

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Solution

The fourth proportional to 13,689,679.80, 20,527,600.02 and 8,011,610.04 is: 12,013,365.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,689,679.80 : 20,527,600.02 = 8,011,610.04 : x
  2. Step 2: Convert to fraction form
    13,689,679.80/20,527,600.02 = 8,011,610.04/x
  3. Step 3: Cross multiply
    13,689,679.80x = 20,527,600.02 × 8,011,610.04
  4. Step 4: Simplify right side
    13,689,679.80x = 164,459,126,417,336.19
  5. Step 5: Solve for x
    x = 164,459,126,417,336.19/13,689,679.80
  6. Step 6: Final answer
    x = 12,013,365.46

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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.