Home / 20,363,229.40-30,544,152.90-5,217,309.40

Finding the Fourth Proportional to 20,363,229.40, 30,544,152.90 and 5,217,309.40

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Solution

The fourth proportional to 20,363,229.40, 30,544,152.90 and 5,217,309.40 is: 7,825,787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363,229.40 : 30,544,152.90 = 5,217,309.40 : x
  2. Step 2: Convert to fraction form
    20,363,229.40/30,544,152.90 = 5,217,309.40/x
  3. Step 3: Cross multiply
    20,363,229.40x = 30,544,152.90 × 5,217,309.40
  4. Step 4: Simplify right side
    20,363,229.40x = 159,358,296,040,207.25
  5. Step 5: Solve for x
    x = 159,358,296,040,207.25/20,363,229.40
  6. Step 6: Final answer
    x = 7,825,787.01

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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.