Home / 13,304,540.20-19,956,810.30-10,434,758.80

Finding the Fourth Proportional to 13,304,540.20, 19,956,810.30 and 10,434,758.80

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Solution

The fourth proportional to 13,304,540.20, 19,956,810.30 and 10,434,758.80 is: 15,652,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,540.20 : 19,956,810.30 = 10,434,758.80 : x
  2. Step 2: Convert to fraction form
    13,304,540.20/19,956,810.30 = 10,434,758.80/x
  3. Step 3: Cross multiply
    13,304,540.20x = 19,956,810.30 × 10,434,758.80
  4. Step 4: Simplify right side
    13,304,540.20x = 208,244,501,897,855.66
  5. Step 5: Solve for x
    x = 208,244,501,897,855.66/13,304,540.20
  6. Step 6: Final answer
    x = 15,652,138.20

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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.