Home / 27,217,811.70-40,826,717.55-15,738,686.10

Finding the Fourth Proportional to 27,217,811.70, 40,826,717.55 and 15,738,686.10

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Solution

The fourth proportional to 27,217,811.70, 40,826,717.55 and 15,738,686.10 is: 23,608,029.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,811.70 : 40,826,717.55 = 15,738,686.10 : x
  2. Step 2: Convert to fraction form
    27,217,811.70/40,826,717.55 = 15,738,686.10/x
  3. Step 3: Cross multiply
    27,217,811.70x = 40,826,717.55 × 15,738,686.10
  4. Step 4: Simplify right side
    27,217,811.70x = 642,558,892,012,811
  5. Step 5: Solve for x
    x = 642,558,892,012,811/27,217,811.70
  6. Step 6: Final answer
    x = 23,608,029.15

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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.