Home / 6,902,115.31-10,353,199.70-2,109,785.95

Finding the Fourth Proportional to 6,902,115.31, 10,353,199.70 and 2,109,785.95

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Solution

The fourth proportional to 6,902,115.31, 10,353,199.70 and 2,109,785.95 is: 3,164,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902,115.31 : 10,353,199.70 = 2,109,785.95 : x
  2. Step 2: Convert to fraction form
    6,902,115.31/10,353,199.70 = 2,109,785.95/x
  3. Step 3: Cross multiply
    6,902,115.31x = 10,353,199.70 × 2,109,785.95
  4. Step 4: Simplify right side
    6,902,115.31x = 21,843,035,254,055.29
  5. Step 5: Solve for x
    x = 21,843,035,254,055.29/6,902,115.31
  6. Step 6: Final answer
    x = 3,164,687.10

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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.