Home / 6,688,055.79-9,230,086.17-3,787,962.57

Finding the Fourth Proportional to 6,688,055.79, 9,230,086.17 and 3,787,962.57

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Solution

The fourth proportional to 6,688,055.79, 9,230,086.17 and 3,787,962.57 is: 5,227,710.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,055.79 : 9,230,086.17 = 3,787,962.57 : x
  2. Step 2: Convert to fraction form
    6,688,055.79/9,230,086.17 = 3,787,962.57/x
  3. Step 3: Cross multiply
    6,688,055.79x = 9,230,086.17 × 3,787,962.57
  4. Step 4: Simplify right side
    6,688,055.79x = 34,963,220,929,834.66
  5. Step 5: Solve for x
    x = 34,963,220,929,834.66/6,688,055.79
  6. Step 6: Final answer
    x = 5,227,710.72

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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.