Home / 7,418,837.78-10,260,535.66-6,654,612.50

Finding the Fourth Proportional to 7,418,837.78, 10,260,535.66 and 6,654,612.50

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Solution

The fourth proportional to 7,418,837.78, 10,260,535.66 and 6,654,612.50 is: 9,203,582.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,837.78 : 10,260,535.66 = 6,654,612.50 : x
  2. Step 2: Convert to fraction form
    7,418,837.78/10,260,535.66 = 6,654,612.50/x
  3. Step 3: Cross multiply
    7,418,837.78x = 10,260,535.66 × 6,654,612.50
  4. Step 4: Simplify right side
    7,418,837.78x = 68,279,888,859,731.75
  5. Step 5: Solve for x
    x = 68,279,888,859,731.75/7,418,837.78
  6. Step 6: Final answer
    x = 9,203,582.94

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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.