Home / 13,134,801.80-19,702,202.70-3,551,659.40

Finding the Fourth Proportional to 13,134,801.80, 19,702,202.70 and 3,551,659.40

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Solution

The fourth proportional to 13,134,801.80, 19,702,202.70 and 3,551,659.40 is: 5,327,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134,801.80 : 19,702,202.70 = 3,551,659.40 : x
  2. Step 2: Convert to fraction form
    13,134,801.80/19,702,202.70 = 3,551,659.40/x
  3. Step 3: Cross multiply
    13,134,801.80x = 19,702,202.70 × 3,551,659.40
  4. Step 4: Simplify right side
    13,134,801.80x = 69,975,513,420,160.38
  5. Step 5: Solve for x
    x = 69,975,513,420,160.38/13,134,801.80
  6. Step 6: Final answer
    x = 5,327,489.10

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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.