Home / 7,690,894.80-11,535,467.40-2,011,693.20

Finding the Fourth Proportional to 7,690,894.80, 11,535,467.40 and 2,011,693.20

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Solution

The fourth proportional to 7,690,894.80, 11,535,467.40 and 2,011,693.20 is: 3,017,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,690,894.80 : 11,535,467.40 = 2,011,693.20 : x
  2. Step 2: Convert to fraction form
    7,690,894.80/11,535,467.40 = 2,011,693.20/x
  3. Step 3: Cross multiply
    7,690,894.80x = 11,535,467.40 × 2,011,693.20
  4. Step 4: Simplify right side
    7,690,894.80x = 23,205,821,327,401.68
  5. Step 5: Solve for x
    x = 23,205,821,327,401.68/7,690,894.80
  6. Step 6: Final answer
    x = 3,017,310.98

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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.