Home / 20,024,107-30,039,157.91-7,247,601.02

Finding the Fourth Proportional to 20,024,107, 30,039,157.91 and 7,247,601.02

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Solution

The fourth proportional to 20,024,107, 30,039,157.91 and 7,247,601.02 is: 10,872,486.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024,107 : 30,039,157.91 = 7,247,601.02 : x
  2. Step 2: Convert to fraction form
    20,024,107/30,039,157.91 = 7,247,601.02/x
  3. Step 3: Cross multiply
    20,024,107x = 30,039,157.91 × 7,247,601.02
  4. Step 4: Simplify right side
    20,024,107x = 217,711,831,508,457.06
  5. Step 5: Solve for x
    x = 217,711,831,508,457.06/20,024,107
  6. Step 6: Final answer
    x = 10,872,486.42

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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.