Home / 13,286,265.40-19,929,398.10-10,073,999.80

Finding the Fourth Proportional to 13,286,265.40, 19,929,398.10 and 10,073,999.80

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Solution

The fourth proportional to 13,286,265.40, 19,929,398.10 and 10,073,999.80 is: 15,110,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286,265.40 : 19,929,398.10 = 10,073,999.80 : x
  2. Step 2: Convert to fraction form
    13,286,265.40/19,929,398.10 = 10,073,999.80/x
  3. Step 3: Cross multiply
    13,286,265.40x = 19,929,398.10 × 10,073,999.80
  4. Step 4: Simplify right side
    13,286,265.40x = 200,768,752,473,520.41
  5. Step 5: Solve for x
    x = 200,768,752,473,520.41/13,286,265.40
  6. Step 6: Final answer
    x = 15,110,999.70

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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.