Home / 13,342,186.13-20,013,454.50-3,627,278.58

Finding the Fourth Proportional to 13,342,186.13, 20,013,454.50 and 3,627,278.58

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Solution

The fourth proportional to 13,342,186.13, 20,013,454.50 and 3,627,278.58 is: 5,440,965.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342,186.13 : 20,013,454.50 = 3,627,278.58 : x
  2. Step 2: Convert to fraction form
    13,342,186.13/20,013,454.50 = 3,627,278.58/x
  3. Step 3: Cross multiply
    13,342,186.13x = 20,013,454.50 × 3,627,278.58
  4. Step 4: Simplify right side
    13,342,186.13x = 72,594,374,824,727.39
  5. Step 5: Solve for x
    x = 72,594,374,824,727.39/13,342,186.13
  6. Step 6: Final answer
    x = 5,440,965.53

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Double scale
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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.