Home / 20,229,775.20-30,344,662.80-6,584,207.40

Finding the Fourth Proportional to 20,229,775.20, 30,344,662.80 and 6,584,207.40

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Solution

The fourth proportional to 20,229,775.20, 30,344,662.80 and 6,584,207.40 is: 9,876,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,229,775.20 : 30,344,662.80 = 6,584,207.40 : x
  2. Step 2: Convert to fraction form
    20,229,775.20/30,344,662.80 = 6,584,207.40/x
  3. Step 3: Cross multiply
    20,229,775.20x = 30,344,662.80 × 6,584,207.40
  4. Step 4: Simplify right side
    20,229,775.20x = 199,795,553,358,264.75
  5. Step 5: Solve for x
    x = 199,795,553,358,264.75/20,229,775.20
  6. Step 6: Final answer
    x = 9,876,311.10

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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.