Home / 6,663,319.40-9,995,589.07-1,870,976.34

Finding the Fourth Proportional to 6,663,319.40, 9,995,589.07 and 1,870,976.34

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Solution

The fourth proportional to 6,663,319.40, 9,995,589.07 and 1,870,976.34 is: 2,806,635.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663,319.40 : 9,995,589.07 = 1,870,976.34 : x
  2. Step 2: Convert to fraction form
    6,663,319.40/9,995,589.07 = 1,870,976.34/x
  3. Step 3: Cross multiply
    6,663,319.40x = 9,995,589.07 × 1,870,976.34
  4. Step 4: Simplify right side
    6,663,319.40x = 18,701,510,649,655.16
  5. Step 5: Solve for x
    x = 18,701,510,649,655.16/6,663,319.40
  6. Step 6: Final answer
    x = 2,806,635.78

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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.