Home / 13,532,900.40-20,299,350.60-3,435,521.40

Finding the Fourth Proportional to 13,532,900.40, 20,299,350.60 and 3,435,521.40

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Solution

The fourth proportional to 13,532,900.40, 20,299,350.60 and 3,435,521.40 is: 5,153,282.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532,900.40 : 20,299,350.60 = 3,435,521.40 : x
  2. Step 2: Convert to fraction form
    13,532,900.40/20,299,350.60 = 3,435,521.40/x
  3. Step 3: Cross multiply
    13,532,900.40x = 20,299,350.60 × 3,435,521.40
  4. Step 4: Simplify right side
    13,532,900.40x = 69,738,853,392,402.84
  5. Step 5: Solve for x
    x = 69,738,853,392,402.84/13,532,900.40
  6. Step 6: Final answer
    x = 5,153,282.10

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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.