Home / 13,435,335.20-20,155,627.20-5,346,934.40

Finding the Fourth Proportional to 13,435,335.20, 20,155,627.20 and 5,346,934.40

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Solution

The fourth proportional to 13,435,335.20, 20,155,627.20 and 5,346,934.40 is: 8,021,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435,335.20 : 20,155,627.20 = 5,346,934.40 : x
  2. Step 2: Convert to fraction form
    13,435,335.20/20,155,627.20 = 5,346,934.40/x
  3. Step 3: Cross multiply
    13,435,335.20x = 20,155,627.20 × 5,346,934.40
  4. Step 4: Simplify right side
    13,435,335.20x = 107,770,816,429,255.69
  5. Step 5: Solve for x
    x = 107,770,816,429,255.69/13,435,335.20
  6. Step 6: Final answer
    x = 8,021,446.05

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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.