Home / 7,418,825.28-10,260,518.40-6,654,600

Finding the Fourth Proportional to 7,418,825.28, 10,260,518.40 and 6,654,600

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Solution

The fourth proportional to 7,418,825.28, 10,260,518.40 and 6,654,600 is: 9,203,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,825.28 : 10,260,518.40 = 6,654,600 : x
  2. Step 2: Convert to fraction form
    7,418,825.28/10,260,518.40 = 6,654,600/x
  3. Step 3: Cross multiply
    7,418,825.28x = 10,260,518.40 × 6,654,600
  4. Step 4: Simplify right side
    7,418,825.28x = 68,279,645,744,640
  5. Step 5: Solve for x
    x = 68,279,645,744,640/7,418,825.28
  6. Step 6: Final answer
    x = 9,203,565.68

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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.