Home / 12,991,012.10-19,486,518.15-4,016,471.30

Finding the Fourth Proportional to 12,991,012.10, 19,486,518.15 and 4,016,471.30

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Solution

The fourth proportional to 12,991,012.10, 19,486,518.15 and 4,016,471.30 is: 6,024,706.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,991,012.10 : 19,486,518.15 = 4,016,471.30 : x
  2. Step 2: Convert to fraction form
    12,991,012.10/19,486,518.15 = 4,016,471.30/x
  3. Step 3: Cross multiply
    12,991,012.10x = 19,486,518.15 × 4,016,471.30
  4. Step 4: Simplify right side
    12,991,012.10x = 78,267,040,886,404.08
  5. Step 5: Solve for x
    x = 78,267,040,886,404.08/12,991,012.10
  6. Step 6: Final answer
    x = 6,024,706.95

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Similar ratio
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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.