Home / 82,191,446.91-113,422,806.60-45,521,230.59

Finding the Fourth Proportional to 82,191,446.91, 113,422,806.60 and 45,521,230.59

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Solution

The fourth proportional to 82,191,446.91, 113,422,806.60 and 45,521,230.59 is: 62,818,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,191,446.91 : 113,422,806.60 = 45,521,230.59 : x
  2. Step 2: Convert to fraction form
    82,191,446.91/113,422,806.60 = 45,521,230.59/x
  3. Step 3: Cross multiply
    82,191,446.91x = 113,422,806.60 × 45,521,230.59
  4. Step 4: Simplify right side
    82,191,446.91x = 5,163,145,733,403,574
  5. Step 5: Solve for x
    x = 5,163,145,733,403,574/82,191,446.91
  6. Step 6: Final answer
    x = 62,818,528.30

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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.