Home / 19,156,520.30-28,734,780.45-10,055,101.10

Finding the Fourth Proportional to 19,156,520.30, 28,734,780.45 and 10,055,101.10

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Solution

The fourth proportional to 19,156,520.30, 28,734,780.45 and 10,055,101.10 is: 15,082,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,156,520.30 : 28,734,780.45 = 10,055,101.10 : x
  2. Step 2: Convert to fraction form
    19,156,520.30/28,734,780.45 = 10,055,101.10/x
  3. Step 3: Cross multiply
    19,156,520.30x = 28,734,780.45 × 10,055,101.10
  4. Step 4: Simplify right side
    19,156,520.30x = 288,931,122,511,053.50
  5. Step 5: Solve for x
    x = 288,931,122,511,053.50/19,156,520.30
  6. Step 6: Final answer
    x = 15,082,651.65

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Double scale
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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.