Home / 26,606,430.20-39,909,645.30-20,229,138.20

Finding the Fourth Proportional to 26,606,430.20, 39,909,645.30 and 20,229,138.20

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Solution

The fourth proportional to 26,606,430.20, 39,909,645.30 and 20,229,138.20 is: 30,343,707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,606,430.20 : 39,909,645.30 = 20,229,138.20 : x
  2. Step 2: Convert to fraction form
    26,606,430.20/39,909,645.30 = 20,229,138.20/x
  3. Step 3: Cross multiply
    26,606,430.20x = 39,909,645.30 × 20,229,138.20
  4. Step 4: Simplify right side
    26,606,430.20x = 807,337,730,286,680.38
  5. Step 5: Solve for x
    x = 807,337,730,286,680.38/26,606,430.20
  6. Step 6: Final answer
    x = 30,343,707.30

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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.