Home / 9,908,696.40-14,845,329.90-8,491,520.40

Finding the Fourth Proportional to 9,908,696.40, 14,845,329.90 and 8,491,520.40

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Solution

The fourth proportional to 9,908,696.40, 14,845,329.90 and 8,491,520.40 is: 12,722,099.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908,696.40 : 14,845,329.90 = 8,491,520.40 : x
  2. Step 2: Convert to fraction form
    9,908,696.40/14,845,329.90 = 8,491,520.40/x
  3. Step 3: Cross multiply
    9,908,696.40x = 14,845,329.90 × 8,491,520.40
  4. Step 4: Simplify right side
    9,908,696.40x = 126,059,421,690,579.97
  5. Step 5: Solve for x
    x = 126,059,421,690,579.97/9,908,696.40
  6. Step 6: Final answer
    x = 12,722,099.52

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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.