Home / 26,288,153.28-39,436,713.81-11,720,358.90

Finding the Fourth Proportional to 26,288,153.28, 39,436,713.81 and 11,720,358.90

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Solution

The fourth proportional to 26,288,153.28, 39,436,713.81 and 11,720,358.90 is: 17,582,537.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288,153.28 : 39,436,713.81 = 11,720,358.90 : x
  2. Step 2: Convert to fraction form
    26,288,153.28/39,436,713.81 = 11,720,358.90/x
  3. Step 3: Cross multiply
    26,288,153.28x = 39,436,713.81 × 11,720,358.90
  4. Step 4: Simplify right side
    26,288,153.28x = 462,212,439,689,786.44
  5. Step 5: Solve for x
    x = 462,212,439,689,786.44/26,288,153.28
  6. Step 6: Final answer
    x = 17,582,537.46

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1.5x scale

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.