Home / 20,184,638.15-30,281,593.68-5,807,825.03

Finding the Fourth Proportional to 20,184,638.15, 30,281,593.68 and 5,807,825.03

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Solution

The fourth proportional to 20,184,638.15, 30,281,593.68 and 5,807,825.03 is: 8,713,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184,638.15 : 30,281,593.68 = 5,807,825.03 : x
  2. Step 2: Convert to fraction form
    20,184,638.15/30,281,593.68 = 5,807,825.03/x
  3. Step 3: Cross multiply
    20,184,638.15x = 30,281,593.68 × 5,807,825.03
  4. Step 4: Simplify right side
    20,184,638.15x = 175,870,197,722,993.81
  5. Step 5: Solve for x
    x = 175,870,197,722,993.81/20,184,638.15
  6. Step 6: Final answer
    x = 8,713,071.61

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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.