Home / 14,132,343.38-21,180,734.69-7,655,171.09

Finding the Fourth Proportional to 14,132,343.38, 21,180,734.69 and 7,655,171.09

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Solution

The fourth proportional to 14,132,343.38, 21,180,734.69 and 7,655,171.09 is: 11,473,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132,343.38 : 21,180,734.69 = 7,655,171.09 : x
  2. Step 2: Convert to fraction form
    14,132,343.38/21,180,734.69 = 7,655,171.09/x
  3. Step 3: Cross multiply
    14,132,343.38x = 21,180,734.69 × 7,655,171.09
  4. Step 4: Simplify right side
    14,132,343.38x = 162,142,147,719,668.56
  5. Step 5: Solve for x
    x = 162,142,147,719,668.56/14,132,343.38
  6. Step 6: Final answer
    x = 11,473,125.40

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1.5x scale

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.