Home / 7,452,041.30-10,284,906.03-4,189,124.78

Finding the Fourth Proportional to 7,452,041.30, 10,284,906.03 and 4,189,124.78

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Solution

The fourth proportional to 7,452,041.30, 10,284,906.03 and 4,189,124.78 is: 5,781,604.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,041.30 : 10,284,906.03 = 4,189,124.78 : x
  2. Step 2: Convert to fraction form
    7,452,041.30/10,284,906.03 = 4,189,124.78/x
  3. Step 3: Cross multiply
    7,452,041.30x = 10,284,906.03 × 4,189,124.78
  4. Step 4: Simplify right side
    7,452,041.30x = 43,084,754,710,244.42
  5. Step 5: Solve for x
    x = 43,084,754,710,244.42/7,452,041.30
  6. Step 6: Final answer
    x = 5,781,604.39

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Double scale
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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.