Home / 9,665,619.90-14,498,429.85-6,480,570.30

Finding the Fourth Proportional to 9,665,619.90, 14,498,429.85 and 6,480,570.30

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Solution

The fourth proportional to 9,665,619.90, 14,498,429.85 and 6,480,570.30 is: 9,720,855.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665,619.90 : 14,498,429.85 = 6,480,570.30 : x
  2. Step 2: Convert to fraction form
    9,665,619.90/14,498,429.85 = 6,480,570.30/x
  3. Step 3: Cross multiply
    9,665,619.90x = 14,498,429.85 × 6,480,570.30
  4. Step 4: Simplify right side
    9,665,619.90x = 93,958,093,882,543.45
  5. Step 5: Solve for x
    x = 93,958,093,882,543.45/9,665,619.90
  6. Step 6: Final answer
    x = 9,720,855.45

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Similar ratio
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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.