Home / 12,469,425.53-18,709,526.70-6,705,422.06

Finding the Fourth Proportional to 12,469,425.53, 18,709,526.70 and 6,705,422.06

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Solution

The fourth proportional to 12,469,425.53, 18,709,526.70 and 6,705,422.06 is: 10,061,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,425.53 : 18,709,526.70 = 6,705,422.06 : x
  2. Step 2: Convert to fraction form
    12,469,425.53/18,709,526.70 = 6,705,422.06/x
  3. Step 3: Cross multiply
    12,469,425.53x = 18,709,526.70 × 6,705,422.06
  4. Step 4: Simplify right side
    12,469,425.53x = 125,455,272,972,791.36
  5. Step 5: Solve for x
    x = 125,455,272,972,791.36/12,469,425.53
  6. Step 6: Final answer
    x = 10,061,030.70

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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.