Home / 10,867,433.70-16,301,034.30-2,780,345.10

Finding the Fourth Proportional to 10,867,433.70, 16,301,034.30 and 2,780,345.10

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Solution

The fourth proportional to 10,867,433.70, 16,301,034.30 and 2,780,345.10 is: 4,170,487.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,433.70 : 16,301,034.30 = 2,780,345.10 : x
  2. Step 2: Convert to fraction form
    10,867,433.70/16,301,034.30 = 2,780,345.10/x
  3. Step 3: Cross multiply
    10,867,433.70x = 16,301,034.30 × 2,780,345.10
  4. Step 4: Simplify right side
    10,867,433.70x = 45,322,500,840,936.93
  5. Step 5: Solve for x
    x = 45,322,500,840,936.93/10,867,433.70
  6. Step 6: Final answer
    x = 4,170,487.91

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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.