Home / 7,690,207.20-11,535,310.80-3,708,895.20

Finding the Fourth Proportional to 7,690,207.20, 11,535,310.80 and 3,708,895.20

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Solution

The fourth proportional to 7,690,207.20, 11,535,310.80 and 3,708,895.20 is: 5,563,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,690,207.20 : 11,535,310.80 = 3,708,895.20 : x
  2. Step 2: Convert to fraction form
    7,690,207.20/11,535,310.80 = 3,708,895.20/x
  3. Step 3: Cross multiply
    7,690,207.20x = 11,535,310.80 × 3,708,895.20
  4. Step 4: Simplify right side
    7,690,207.20x = 42,783,258,856,628.16
  5. Step 5: Solve for x
    x = 42,783,258,856,628.16/7,690,207.20
  6. Step 6: Final answer
    x = 5,563,342.80

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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.