Home / 12,832,919.10-19,249,378.65-8,055,344.70

Finding the Fourth Proportional to 12,832,919.10, 19,249,378.65 and 8,055,344.70

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Solution

The fourth proportional to 12,832,919.10, 19,249,378.65 and 8,055,344.70 is: 12,083,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832,919.10 : 19,249,378.65 = 8,055,344.70 : x
  2. Step 2: Convert to fraction form
    12,832,919.10/19,249,378.65 = 8,055,344.70/x
  3. Step 3: Cross multiply
    12,832,919.10x = 19,249,378.65 × 8,055,344.70
  4. Step 4: Simplify right side
    12,832,919.10x = 155,060,380,286,570.66
  5. Step 5: Solve for x
    x = 155,060,380,286,570.66/12,832,919.10
  6. Step 6: Final answer
    x = 12,083,017.05

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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.