Home / 48,385,109.40-72,577,664.10-30,469,205.40

Finding the Fourth Proportional to 48,385,109.40, 72,577,664.10 and 30,469,205.40

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Solution

The fourth proportional to 48,385,109.40, 72,577,664.10 and 30,469,205.40 is: 45,703,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,109.40 : 72,577,664.10 = 30,469,205.40 : x
  2. Step 2: Convert to fraction form
    48,385,109.40/72,577,664.10 = 30,469,205.40/x
  3. Step 3: Cross multiply
    48,385,109.40x = 72,577,664.10 × 30,469,205.40
  4. Step 4: Simplify right side
    48,385,109.40x = 2,211,383,754,915,105.75
  5. Step 5: Solve for x
    x = 2,211,383,754,915,105.75/48,385,109.40
  6. Step 6: Final answer
    x = 45,703,808.10

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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.