Home / 13,473,400.33-18,593,308.87-7,278,446.72

Finding the Fourth Proportional to 13,473,400.33, 18,593,308.87 and 7,278,446.72

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Solution

The fourth proportional to 13,473,400.33, 18,593,308.87 and 7,278,446.72 is: 10,044,265.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473,400.33 : 18,593,308.87 = 7,278,446.72 : x
  2. Step 2: Convert to fraction form
    13,473,400.33/18,593,308.87 = 7,278,446.72/x
  3. Step 3: Cross multiply
    13,473,400.33x = 18,593,308.87 × 7,278,446.72
  4. Step 4: Simplify right side
    13,473,400.33x = 135,330,407,923,439.47
  5. Step 5: Solve for x
    x = 135,330,407,923,439.47/13,473,400.33
  6. Step 6: Final answer
    x = 10,044,265.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.