Home / 39,138,212.20-58,707,318.30-10,384,292.20

Finding the Fourth Proportional to 39,138,212.20, 58,707,318.30 and 10,384,292.20

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Solution

The fourth proportional to 39,138,212.20, 58,707,318.30 and 10,384,292.20 is: 15,576,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,138,212.20 : 58,707,318.30 = 10,384,292.20 : x
  2. Step 2: Convert to fraction form
    39,138,212.20/58,707,318.30 = 10,384,292.20/x
  3. Step 3: Cross multiply
    39,138,212.20x = 58,707,318.30 × 10,384,292.20
  4. Step 4: Simplify right side
    39,138,212.20x = 609,633,947,505,607.12
  5. Step 5: Solve for x
    x = 609,633,947,505,607.12/39,138,212.20
  6. Step 6: Final answer
    x = 15,576,438.30

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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.