Home / 10,899,708.95-16,349,481.40-2,811,997.05

Finding the Fourth Proportional to 10,899,708.95, 16,349,481.40 and 2,811,997.05

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Solution

The fourth proportional to 10,899,708.95, 16,349,481.40 and 2,811,997.05 is: 4,217,974.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899,708.95 : 16,349,481.40 = 2,811,997.05 : x
  2. Step 2: Convert to fraction form
    10,899,708.95/16,349,481.40 = 2,811,997.05/x
  3. Step 3: Cross multiply
    10,899,708.95x = 16,349,481.40 × 2,811,997.05
  4. Step 4: Simplify right side
    10,899,708.95x = 45,974,693,465,829.87
  5. Step 5: Solve for x
    x = 45,974,693,465,829.87/10,899,708.95
  6. Step 6: Final answer
    x = 4,217,974.41

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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.