Home / 14,662,399.62-20,233,139.13-8,135,615.46

Finding the Fourth Proportional to 14,662,399.62, 20,233,139.13 and 8,135,615.46

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Solution

The fourth proportional to 14,662,399.62, 20,233,139.13 and 8,135,615.46 is: 11,226,609.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,662,399.62 : 20,233,139.13 = 8,135,615.46 : x
  2. Step 2: Convert to fraction form
    14,662,399.62/20,233,139.13 = 8,135,615.46/x
  3. Step 3: Cross multiply
    14,662,399.62x = 20,233,139.13 × 8,135,615.46
  4. Step 4: Simplify right side
    14,662,399.62x = 164,609,039,510,358.94
  5. Step 5: Solve for x
    x = 164,609,039,510,358.94/14,662,399.62
  6. Step 6: Final answer
    x = 11,226,609.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.