Home / 9,768,046.30-14,652,069.45-4,990,471.90

Finding the Fourth Proportional to 9,768,046.30, 14,652,069.45 and 4,990,471.90

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Solution

The fourth proportional to 9,768,046.30, 14,652,069.45 and 4,990,471.90 is: 7,485,707.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,768,046.30 : 14,652,069.45 = 4,990,471.90 : x
  2. Step 2: Convert to fraction form
    9,768,046.30/14,652,069.45 = 4,990,471.90/x
  3. Step 3: Cross multiply
    9,768,046.30x = 14,652,069.45 × 4,990,471.90
  4. Step 4: Simplify right side
    9,768,046.30x = 73,120,740,867,073.45
  5. Step 5: Solve for x
    x = 73,120,740,867,073.45/9,768,046.30
  6. Step 6: Final answer
    x = 7,485,707.85

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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.