Home / 82,811,032.20-124,222,453.20-25,303,211.10

Finding the Fourth Proportional to 82,811,032.20, 124,222,453.20 and 25,303,211.10

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Solution

The fourth proportional to 82,811,032.20, 124,222,453.20 and 25,303,211.10 is: 37,956,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,811,032.20 : 124,222,453.20 = 25,303,211.10 : x
  2. Step 2: Convert to fraction form
    82,811,032.20/124,222,453.20 = 25,303,211.10/x
  3. Step 3: Cross multiply
    82,811,032.20x = 124,222,453.20 × 25,303,211.10
  4. Step 4: Simplify right side
    82,811,032.20x = 3,143,226,956,679,471
  5. Step 5: Solve for x
    x = 3,143,226,956,679,471/82,811,032.20
  6. Step 6: Final answer
    x = 37,956,620.91

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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.