Home / 7,188,815.98-10,790,309.85-4,354,463.98

Finding the Fourth Proportional to 7,188,815.98, 10,790,309.85 and 4,354,463.98

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Solution

The fourth proportional to 7,188,815.98, 10,790,309.85 and 4,354,463.98 is: 6,535,988.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,815.98 : 10,790,309.85 = 4,354,463.98 : x
  2. Step 2: Convert to fraction form
    7,188,815.98/10,790,309.85 = 4,354,463.98/x
  3. Step 3: Cross multiply
    7,188,815.98x = 10,790,309.85 × 4,354,463.98
  4. Step 4: Simplify right side
    7,188,815.98x = 46,986,015,574,864.20
  5. Step 5: Solve for x
    x = 46,986,015,574,864.20/7,188,815.98
  6. Step 6: Final answer
    x = 6,535,988.08

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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.