Home / 57,882,795.80-79,879,194.08-31,779,719.96

Finding the Fourth Proportional to 57,882,795.80, 79,879,194.08 and 31,779,719.96

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Solution

The fourth proportional to 57,882,795.80, 79,879,194.08 and 31,779,719.96 is: 43,856,527.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,882,795.80 : 79,879,194.08 = 31,779,719.96 : x
  2. Step 2: Convert to fraction form
    57,882,795.80/79,879,194.08 = 31,779,719.96/x
  3. Step 3: Cross multiply
    57,882,795.80x = 79,879,194.08 × 31,779,719.96
  4. Step 4: Simplify right side
    57,882,795.80x = 2,538,538,418,492,890
  5. Step 5: Solve for x
    x = 2,538,538,418,492,890/57,882,795.80
  6. Step 6: Final answer
    x = 43,856,527.37

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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.