Home / 13,304,531.20-19,956,796.80-10,434,749.80

Finding the Fourth Proportional to 13,304,531.20, 19,956,796.80 and 10,434,749.80

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Solution

The fourth proportional to 13,304,531.20, 19,956,796.80 and 10,434,749.80 is: 15,652,124.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,531.20 : 19,956,796.80 = 10,434,749.80 : x
  2. Step 2: Convert to fraction form
    13,304,531.20/19,956,796.80 = 10,434,749.80/x
  3. Step 3: Cross multiply
    13,304,531.20x = 19,956,796.80 × 10,434,749.80
  4. Step 4: Simplify right side
    13,304,531.20x = 208,244,181,417,440.66
  5. Step 5: Solve for x
    x = 208,244,181,417,440.66/13,304,531.20
  6. Step 6: Final answer
    x = 15,652,124.70

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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.