Home / 6,902,125.40-10,353,090.90-3,115,602.20

Finding the Fourth Proportional to 6,902,125.40, 10,353,090.90 and 3,115,602.20

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Solution

The fourth proportional to 6,902,125.40, 10,353,090.90 and 3,115,602.20 is: 4,673,359.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902,125.40 : 10,353,090.90 = 3,115,602.20 : x
  2. Step 2: Convert to fraction form
    6,902,125.40/10,353,090.90 = 3,115,602.20/x
  3. Step 3: Cross multiply
    6,902,125.40x = 10,353,090.90 × 3,115,602.20
  4. Step 4: Simplify right side
    6,902,125.40x = 32,256,112,784,839.98
  5. Step 5: Solve for x
    x = 32,256,112,784,839.98/6,902,125.40
  6. Step 6: Final answer
    x = 4,673,359.42

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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.