Home / 6,902,122.56-10,353,210.57-2,109,793.20

Finding the Fourth Proportional to 6,902,122.56, 10,353,210.57 and 2,109,793.20

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Solution

The fourth proportional to 6,902,122.56, 10,353,210.57 and 2,109,793.20 is: 3,164,697.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902,122.56 : 10,353,210.57 = 2,109,793.20 : x
  2. Step 2: Convert to fraction form
    6,902,122.56/10,353,210.57 = 2,109,793.20/x
  3. Step 3: Cross multiply
    6,902,122.56x = 10,353,210.57 × 2,109,793.20
  4. Step 4: Simplify right side
    6,902,122.56x = 21,843,133,258,754.12
  5. Step 5: Solve for x
    x = 21,843,133,258,754.12/6,902,122.56
  6. Step 6: Final answer
    x = 3,164,697.97

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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.