Home / 26,606,656.80-39,810,337.20-18,948,007.20

Finding the Fourth Proportional to 26,606,656.80, 39,810,337.20 and 18,948,007.20

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Solution

The fourth proportional to 26,606,656.80, 39,810,337.20 and 18,948,007.20 is: 28,351,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,606,656.80 : 39,810,337.20 = 18,948,007.20 : x
  2. Step 2: Convert to fraction form
    26,606,656.80/39,810,337.20 = 18,948,007.20/x
  3. Step 3: Cross multiply
    26,606,656.80x = 39,810,337.20 × 18,948,007.20
  4. Step 4: Simplify right side
    26,606,656.80x = 754,326,555,900,027.88
  5. Step 5: Solve for x
    x = 754,326,555,900,027.88/26,606,656.80
  6. Step 6: Final answer
    x = 28,351,046.19

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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.