Home / 11,718,085.20-16,176,565.02-7,804,354.38

Finding the Fourth Proportional to 11,718,085.20, 16,176,565.02 and 7,804,354.38

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Solution

The fourth proportional to 11,718,085.20, 16,176,565.02 and 7,804,354.38 is: 10,773,743.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718,085.20 : 16,176,565.02 = 7,804,354.38 : x
  2. Step 2: Convert to fraction form
    11,718,085.20/16,176,565.02 = 7,804,354.38/x
  3. Step 3: Cross multiply
    11,718,085.20x = 16,176,565.02 × 7,804,354.38
  4. Step 4: Simplify right side
    11,718,085.20x = 126,247,646,067,191.78
  5. Step 5: Solve for x
    x = 126,247,646,067,191.78/11,718,085.20
  6. Step 6: Final answer
    x = 10,773,743.65

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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.