Home / 11,072,122.56-15,279,982.56-6,996,254.40

Finding the Fourth Proportional to 11,072,122.56, 15,279,982.56 and 6,996,254.40

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Solution

The fourth proportional to 11,072,122.56, 15,279,982.56 and 6,996,254.40 is: 9,655,117.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,122.56 : 15,279,982.56 = 6,996,254.40 : x
  2. Step 2: Convert to fraction form
    11,072,122.56/15,279,982.56 = 6,996,254.40/x
  3. Step 3: Cross multiply
    11,072,122.56x = 15,279,982.56 × 6,996,254.40
  4. Step 4: Simplify right side
    11,072,122.56x = 106,902,645,217,323.27
  5. Step 5: Solve for x
    x = 106,902,645,217,323.27/11,072,122.56
  6. Step 6: Final answer
    x = 9,655,117.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.