Home / 13,532,891.90-20,299,337.85-3,435,512.90

Finding the Fourth Proportional to 13,532,891.90, 20,299,337.85 and 3,435,512.90

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Solution

The fourth proportional to 13,532,891.90, 20,299,337.85 and 3,435,512.90 is: 5,153,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532,891.90 : 20,299,337.85 = 3,435,512.90 : x
  2. Step 2: Convert to fraction form
    13,532,891.90/20,299,337.85 = 3,435,512.90/x
  3. Step 3: Cross multiply
    13,532,891.90x = 20,299,337.85 × 3,435,512.90
  4. Step 4: Simplify right side
    13,532,891.90x = 69,738,637,045,133.27
  5. Step 5: Solve for x
    x = 69,738,637,045,133.27/13,532,891.90
  6. Step 6: Final answer
    x = 5,153,269.35

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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.