Home / 35,151,213.76-52,729,346.36-12,121,816.96

Finding the Fourth Proportional to 35,151,213.76, 52,729,346.36 and 12,121,816.96

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Solution

The fourth proportional to 35,151,213.76, 52,729,346.36 and 12,121,816.96 is: 18,183,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,151,213.76 : 52,729,346.36 = 12,121,816.96 : x
  2. Step 2: Convert to fraction form
    35,151,213.76/52,729,346.36 = 12,121,816.96/x
  3. Step 3: Cross multiply
    35,151,213.76x = 52,729,346.36 × 12,121,816.96
  4. Step 4: Simplify right side
    35,151,213.76x = 639,175,484,996,362.25
  5. Step 5: Solve for x
    x = 639,175,484,996,362.25/35,151,213.76
  6. Step 6: Final answer
    x = 18,183,596.43

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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.