Home / 55,338,445.02-82,952,115.22-18,921,930.26

Finding the Fourth Proportional to 55,338,445.02, 82,952,115.22 and 18,921,930.26

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Solution

The fourth proportional to 55,338,445.02, 82,952,115.22 and 18,921,930.26 is: 28,363,900.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,338,445.02 : 82,952,115.22 = 18,921,930.26 : x
  2. Step 2: Convert to fraction form
    55,338,445.02/82,952,115.22 = 18,921,930.26/x
  3. Step 3: Cross multiply
    55,338,445.02x = 82,952,115.22 × 18,921,930.26
  4. Step 4: Simplify right side
    55,338,445.02x = 1,569,614,139,017,715
  5. Step 5: Solve for x
    x = 1,569,614,139,017,715/55,338,445.02
  6. Step 6: Final answer
    x = 28,363,900.33

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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.