Home / 26,321,849.20-39,502,177.26-12,488,865.16

Finding the Fourth Proportional to 26,321,849.20, 39,502,177.26 and 12,488,865.16

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Solution

The fourth proportional to 26,321,849.20, 39,502,177.26 and 12,488,865.16 is: 18,742,504.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,321,849.20 : 39,502,177.26 = 12,488,865.16 : x
  2. Step 2: Convert to fraction form
    26,321,849.20/39,502,177.26 = 12,488,865.16/x
  3. Step 3: Cross multiply
    26,321,849.20x = 39,502,177.26 × 12,488,865.16
  4. Step 4: Simplify right side
    26,321,849.20x = 493,337,365,326,558.25
  5. Step 5: Solve for x
    x = 493,337,365,326,558.25/26,321,849.20
  6. Step 6: Final answer
    x = 18,742,504.05

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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.