Home / 6,198,806.72-9,298,417.70-2,155,329.57

Finding the Fourth Proportional to 6,198,806.72, 9,298,417.70 and 2,155,329.57

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Solution

The fourth proportional to 6,198,806.72, 9,298,417.70 and 2,155,329.57 is: 3,233,066.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198,806.72 : 9,298,417.70 = 2,155,329.57 : x
  2. Step 2: Convert to fraction form
    6,198,806.72/9,298,417.70 = 2,155,329.57/x
  3. Step 3: Cross multiply
    6,198,806.72x = 9,298,417.70 × 2,155,329.57
  4. Step 4: Simplify right side
    6,198,806.72x = 20,041,154,565,752.65
  5. Step 5: Solve for x
    x = 20,041,154,565,752.65/6,198,806.72
  6. Step 6: Final answer
    x = 3,233,066.54

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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.