Home / 56,895,645.60-85,343,689.83-13,764,779.78

Finding the Fourth Proportional to 56,895,645.60, 85,343,689.83 and 13,764,779.78

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Solution

The fourth proportional to 56,895,645.60, 85,343,689.83 and 13,764,779.78 is: 20,647,223.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,895,645.60 : 85,343,689.83 = 13,764,779.78 : x
  2. Step 2: Convert to fraction form
    56,895,645.60/85,343,689.83 = 13,764,779.78/x
  3. Step 3: Cross multiply
    56,895,645.60x = 85,343,689.83 × 13,764,779.78
  4. Step 4: Simplify right side
    56,895,645.60x = 1,174,737,095,695,857.25
  5. Step 5: Solve for x
    x = 1,174,737,095,695,857.25/56,895,645.60
  6. Step 6: Final answer
    x = 20,647,223.23

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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.