Home / 57,882,733.29-79,879,107.83-31,779,657.45

Finding the Fourth Proportional to 57,882,733.29, 79,879,107.83 and 31,779,657.45

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Solution

The fourth proportional to 57,882,733.29, 79,879,107.83 and 31,779,657.45 is: 43,856,441.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,882,733.29 : 79,879,107.83 = 31,779,657.45 : x
  2. Step 2: Convert to fraction form
    57,882,733.29/79,879,107.83 = 31,779,657.45/x
  3. Step 3: Cross multiply
    57,882,733.29x = 79,879,107.83 × 31,779,657.45
  4. Step 4: Simplify right side
    57,882,733.29x = 2,538,530,684,090,114.50
  5. Step 5: Solve for x
    x = 2,538,530,684,090,114.50/57,882,733.29
  6. Step 6: Final answer
    x = 43,856,441.11

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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.