Home / 9,690,987.20-14,536,480.80-3,308,446.40

Finding the Fourth Proportional to 9,690,987.20, 14,536,480.80 and 3,308,446.40

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Solution

The fourth proportional to 9,690,987.20, 14,536,480.80 and 3,308,446.40 is: 4,962,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690,987.20 : 14,536,480.80 = 3,308,446.40 : x
  2. Step 2: Convert to fraction form
    9,690,987.20/14,536,480.80 = 3,308,446.40/x
  3. Step 3: Cross multiply
    9,690,987.20x = 14,536,480.80 × 3,308,446.40
  4. Step 4: Simplify right side
    9,690,987.20x = 48,093,167,571,429.12
  5. Step 5: Solve for x
    x = 48,093,167,571,429.12/9,690,987.20
  6. Step 6: Final answer
    x = 4,962,669.60

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Similar ratio
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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.