Home / 26,207,821.89-36,156,141.11-17,391,430.76

Finding the Fourth Proportional to 26,207,821.89, 36,156,141.11 and 17,391,430.76

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Solution

The fourth proportional to 26,207,821.89, 36,156,141.11 and 17,391,430.76 is: 23,993,105.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,207,821.89 : 36,156,141.11 = 17,391,430.76 : x
  2. Step 2: Convert to fraction form
    26,207,821.89/36,156,141.11 = 17,391,430.76/x
  3. Step 3: Cross multiply
    26,207,821.89x = 36,156,141.11 × 17,391,430.76
  4. Step 4: Simplify right side
    26,207,821.89x = 628,807,024,526,052.38
  5. Step 5: Solve for x
    x = 628,807,024,526,052.38/26,207,821.89
  6. Step 6: Final answer
    x = 23,993,105.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.