Home / 14,042,006.20-21,063,009.30-7,995,388.60

Finding the Fourth Proportional to 14,042,006.20, 21,063,009.30 and 7,995,388.60

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Solution

The fourth proportional to 14,042,006.20, 21,063,009.30 and 7,995,388.60 is: 11,993,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,006.20 : 21,063,009.30 = 7,995,388.60 : x
  2. Step 2: Convert to fraction form
    14,042,006.20/21,063,009.30 = 7,995,388.60/x
  3. Step 3: Cross multiply
    14,042,006.20x = 21,063,009.30 × 7,995,388.60
  4. Step 4: Simplify right side
    14,042,006.20x = 168,406,944,438,913.97
  5. Step 5: Solve for x
    x = 168,406,944,438,913.97/14,042,006.20
  6. Step 6: Final answer
    x = 11,993,082.90

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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.