Home / 13,306,878.30-19,960,317.45-9,055,350.30

Finding the Fourth Proportional to 13,306,878.30, 19,960,317.45 and 9,055,350.30

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Solution

The fourth proportional to 13,306,878.30, 19,960,317.45 and 9,055,350.30 is: 13,583,025.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,878.30 : 19,960,317.45 = 9,055,350.30 : x
  2. Step 2: Convert to fraction form
    13,306,878.30/19,960,317.45 = 9,055,350.30/x
  3. Step 3: Cross multiply
    13,306,878.30x = 19,960,317.45 × 9,055,350.30
  4. Step 4: Simplify right side
    13,306,878.30x = 180,747,666,608,952.75
  5. Step 5: Solve for x
    x = 180,747,666,608,952.75/13,306,878.30
  6. Step 6: Final answer
    x = 13,583,025.45

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Double scale
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Similar ratio
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1.5x scale

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.