Home / 14,182,260.42-21,280,034.25-6,989,873.52

Finding the Fourth Proportional to 14,182,260.42, 21,280,034.25 and 6,989,873.52

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Solution

The fourth proportional to 14,182,260.42, 21,280,034.25 and 6,989,873.52 is: 10,488,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182,260.42 : 21,280,034.25 = 6,989,873.52 : x
  2. Step 2: Convert to fraction form
    14,182,260.42/21,280,034.25 = 6,989,873.52/x
  3. Step 3: Cross multiply
    14,182,260.42x = 21,280,034.25 × 6,989,873.52
  4. Step 4: Simplify right side
    14,182,260.42x = 148,744,747,908,768.06
  5. Step 5: Solve for x
    x = 148,744,747,908,768.06/14,182,260.42
  6. Step 6: Final answer
    x = 10,488,084.66

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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.