Home / 26,288,182.96-39,436,758.06-11,720,388.40

Finding the Fourth Proportional to 26,288,182.96, 39,436,758.06 and 11,720,388.40

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Solution

The fourth proportional to 26,288,182.96, 39,436,758.06 and 11,720,388.40 is: 17,582,581.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288,182.96 : 39,436,758.06 = 11,720,388.40 : x
  2. Step 2: Convert to fraction form
    26,288,182.96/39,436,758.06 = 11,720,388.40/x
  3. Step 3: Cross multiply
    26,288,182.96x = 39,436,758.06 × 11,720,388.40
  4. Step 4: Simplify right side
    26,288,182.96x = 462,214,121,700,030.56
  5. Step 5: Solve for x
    x = 462,214,121,700,030.56/26,288,182.96
  6. Step 6: Final answer
    x = 17,582,581.59

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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.