Home / 82,041,268.36-113,204,373.78-47,227,231.72

Finding the Fourth Proportional to 82,041,268.36, 113,204,373.78 and 47,227,231.72

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Solution

The fourth proportional to 82,041,268.36, 113,204,373.78 and 47,227,231.72 is: 65,166,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,041,268.36 : 113,204,373.78 = 47,227,231.72 : x
  2. Step 2: Convert to fraction form
    82,041,268.36/113,204,373.78 = 47,227,231.72/x
  3. Step 3: Cross multiply
    82,041,268.36x = 113,204,373.78 × 47,227,231.72
  4. Step 4: Simplify right side
    82,041,268.36x = 5,346,329,192,225,552
  5. Step 5: Solve for x
    x = 5,346,329,192,225,552/82,041,268.36
  6. Step 6: Final answer
    x = 65,166,340.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.