Home / 14,691,718.40-20,268,766.08-8,495,624.96

Finding the Fourth Proportional to 14,691,718.40, 20,268,766.08 and 8,495,624.96

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Solution

The fourth proportional to 14,691,718.40, 20,268,766.08 and 8,495,624.96 is: 11,720,605.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,691,718.40 : 20,268,766.08 = 8,495,624.96 : x
  2. Step 2: Convert to fraction form
    14,691,718.40/20,268,766.08 = 8,495,624.96/x
  3. Step 3: Cross multiply
    14,691,718.40x = 20,268,766.08 × 8,495,624.96
  4. Step 4: Simplify right side
    14,691,718.40x = 172,195,835,017,649.38
  5. Step 5: Solve for x
    x = 172,195,835,017,649.38/14,691,718.40
  6. Step 6: Final answer
    x = 11,720,605.47

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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.