Home / 11,100,546.18-15,314,263.38-7,381,159.02

Finding the Fourth Proportional to 11,100,546.18, 15,314,263.38 and 7,381,159.02

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Solution

The fourth proportional to 11,100,546.18, 15,314,263.38 and 7,381,159.02 is: 10,183,013.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100,546.18 : 15,314,263.38 = 7,381,159.02 : x
  2. Step 2: Convert to fraction form
    11,100,546.18/15,314,263.38 = 7,381,159.02/x
  3. Step 3: Cross multiply
    11,100,546.18x = 15,314,263.38 × 7,381,159.02
  4. Step 4: Simplify right side
    11,100,546.18x = 113,037,013,281,942.69
  5. Step 5: Solve for x
    x = 113,037,013,281,942.69/11,100,546.18
  6. Step 6: Final answer
    x = 10,183,013.65

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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.