Home / 7,717,921.84-10,650,367.32-4,280,089.04

Finding the Fourth Proportional to 7,717,921.84, 10,650,367.32 and 4,280,089.04

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Solution

The fourth proportional to 7,717,921.84, 10,650,367.32 and 4,280,089.04 is: 5,906,320.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717,921.84 : 10,650,367.32 = 4,280,089.04 : x
  2. Step 2: Convert to fraction form
    7,717,921.84/10,650,367.32 = 4,280,089.04/x
  3. Step 3: Cross multiply
    7,717,921.84x = 10,650,367.32 × 4,280,089.04
  4. Step 4: Simplify right side
    7,717,921.84x = 45,584,520,438,306.17
  5. Step 5: Solve for x
    x = 45,584,520,438,306.17/7,717,921.84
  6. Step 6: Final answer
    x = 5,906,320.56

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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.