Home / 39,526,779.18-54,534,521.22-22,120,358.70

Finding the Fourth Proportional to 39,526,779.18, 54,534,521.22 and 22,120,358.70

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Solution

The fourth proportional to 39,526,779.18, 54,534,521.22 and 22,120,358.70 is: 30,519,136.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,526,779.18 : 54,534,521.22 = 22,120,358.70 : x
  2. Step 2: Convert to fraction form
    39,526,779.18/54,534,521.22 = 22,120,358.70/x
  3. Step 3: Cross multiply
    39,526,779.18x = 54,534,521.22 × 22,120,358.70
  4. Step 4: Simplify right side
    39,526,779.18x = 1,206,323,170,919,161.50
  5. Step 5: Solve for x
    x = 1,206,323,170,919,161.50/39,526,779.18
  6. Step 6: Final answer
    x = 30,519,136.54

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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.