Home / 26,012,130.24-39,019,080-12,358,229.76

Finding the Fourth Proportional to 26,012,130.24, 39,019,080 and 12,358,229.76

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Solution

The fourth proportional to 26,012,130.24, 39,019,080 and 12,358,229.76 is: 18,537,764.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,012,130.24 : 39,019,080 = 12,358,229.76 : x
  2. Step 2: Convert to fraction form
    26,012,130.24/39,019,080 = 12,358,229.76/x
  3. Step 3: Cross multiply
    26,012,130.24x = 39,019,080 × 12,358,229.76
  4. Step 4: Simplify right side
    26,012,130.24x = 482,206,755,663,820.81
  5. Step 5: Solve for x
    x = 482,206,755,663,820.81/26,012,130.24
  6. Step 6: Final answer
    x = 18,537,764.93

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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.