Home / 6,986,641.38-10,479,962.07-1,937,951.88

Finding the Fourth Proportional to 6,986,641.38, 10,479,962.07 and 1,937,951.88

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Solution

The fourth proportional to 6,986,641.38, 10,479,962.07 and 1,937,951.88 is: 2,906,927.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986,641.38 : 10,479,962.07 = 1,937,951.88 : x
  2. Step 2: Convert to fraction form
    6,986,641.38/10,479,962.07 = 1,937,951.88/x
  3. Step 3: Cross multiply
    6,986,641.38x = 10,479,962.07 × 1,937,951.88
  4. Step 4: Simplify right side
    6,986,641.38x = 20,309,662,195,885.19
  5. Step 5: Solve for x
    x = 20,309,662,195,885.19/6,986,641.38
  6. Step 6: Final answer
    x = 2,906,927.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.