Home / 20,346,949.32-30,520,434.84-7,565,793.24

Finding the Fourth Proportional to 20,346,949.32, 30,520,434.84 and 7,565,793.24

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Solution

The fourth proportional to 20,346,949.32, 30,520,434.84 and 7,565,793.24 is: 11,348,693.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,346,949.32 : 30,520,434.84 = 7,565,793.24 : x
  2. Step 2: Convert to fraction form
    20,346,949.32/30,520,434.84 = 7,565,793.24/x
  3. Step 3: Cross multiply
    20,346,949.32x = 30,520,434.84 × 7,565,793.24
  4. Step 4: Simplify right side
    20,346,949.32x = 230,911,299,594,332.50
  5. Step 5: Solve for x
    x = 230,911,299,594,332.50/20,346,949.32
  6. Step 6: Final answer
    x = 11,348,693.90

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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.