Home / 11,072,123.56-15,279,983.94-6,996,255.40

Finding the Fourth Proportional to 11,072,123.56, 15,279,983.94 and 6,996,255.40

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Solution

The fourth proportional to 11,072,123.56, 15,279,983.94 and 6,996,255.40 is: 9,655,118.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,123.56 : 15,279,983.94 = 6,996,255.40 : x
  2. Step 2: Convert to fraction form
    11,072,123.56/15,279,983.94 = 6,996,255.40/x
  3. Step 3: Cross multiply
    11,072,123.56x = 15,279,983.94 × 6,996,255.40
  4. Step 4: Simplify right side
    11,072,123.56x = 106,902,670,152,138.28
  5. Step 5: Solve for x
    x = 106,902,670,152,138.28/11,072,123.56
  6. Step 6: Final answer
    x = 9,655,118.96

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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.