Home / 20,039,019.06-30,059,742.24-5,663,162.82

Finding the Fourth Proportional to 20,039,019.06, 30,059,742.24 and 5,663,162.82

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Solution

The fourth proportional to 20,039,019.06, 30,059,742.24 and 5,663,162.82 is: 8,495,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,039,019.06 : 30,059,742.24 = 5,663,162.82 : x
  2. Step 2: Convert to fraction form
    20,039,019.06/30,059,742.24 = 5,663,162.82/x
  3. Step 3: Cross multiply
    20,039,019.06x = 30,059,742.24 × 5,663,162.82
  4. Step 4: Simplify right side
    20,039,019.06x = 170,233,214,632,351.53
  5. Step 5: Solve for x
    x = 170,233,214,632,351.53/20,039,019.06
  6. Step 6: Final answer
    x = 8,495,087.22

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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.