Home / 26,288,540.10-39,397,561.73-20,459,763.72

Finding the Fourth Proportional to 26,288,540.10, 39,397,561.73 and 20,459,763.72

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Solution

The fourth proportional to 26,288,540.10, 39,397,561.73 and 20,459,763.72 is: 30,662,212.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288,540.10 : 39,397,561.73 = 20,459,763.72 : x
  2. Step 2: Convert to fraction form
    26,288,540.10/39,397,561.73 = 20,459,763.72/x
  3. Step 3: Cross multiply
    26,288,540.10x = 39,397,561.73 × 20,459,763.72
  4. Step 4: Simplify right side
    26,288,540.10x = 806,064,803,942,926.50
  5. Step 5: Solve for x
    x = 806,064,803,942,926.50/26,288,540.10
  6. Step 6: Final answer
    x = 30,662,212.55

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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.