Home / 11,876,734.40-17,815,101.60-10,176,123.20

Finding the Fourth Proportional to 11,876,734.40, 17,815,101.60 and 10,176,123.20

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Solution

The fourth proportional to 11,876,734.40, 17,815,101.60 and 10,176,123.20 is: 15,264,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,876,734.40 : 17,815,101.60 = 10,176,123.20 : x
  2. Step 2: Convert to fraction form
    11,876,734.40/17,815,101.60 = 10,176,123.20/x
  3. Step 3: Cross multiply
    11,876,734.40x = 17,815,101.60 × 10,176,123.20
  4. Step 4: Simplify right side
    11,876,734.40x = 181,288,668,702,117.12
  5. Step 5: Solve for x
    x = 181,288,668,702,117.12/11,876,734.40
  6. Step 6: Final answer
    x = 15,264,184.80

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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.