Home / 12,941,342.90-19,412,014.35-6,571,243.70

Finding the Fourth Proportional to 12,941,342.90, 19,412,014.35 and 6,571,243.70

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Solution

The fourth proportional to 12,941,342.90, 19,412,014.35 and 6,571,243.70 is: 9,856,865.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941,342.90 : 19,412,014.35 = 6,571,243.70 : x
  2. Step 2: Convert to fraction form
    12,941,342.90/19,412,014.35 = 6,571,243.70/x
  3. Step 3: Cross multiply
    12,941,342.90x = 19,412,014.35 × 6,571,243.70
  4. Step 4: Simplify right side
    12,941,342.90x = 127,561,077,001,747.11
  5. Step 5: Solve for x
    x = 127,561,077,001,747.11/12,941,342.90
  6. Step 6: Final answer
    x = 9,856,865.55

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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.