Home / 20,169,842.70-30,254,764.05-5,023,774.20

Finding the Fourth Proportional to 20,169,842.70, 30,254,764.05 and 5,023,774.20

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Solution

The fourth proportional to 20,169,842.70, 30,254,764.05 and 5,023,774.20 is: 7,535,661.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,842.70 : 30,254,764.05 = 5,023,774.20 : x
  2. Step 2: Convert to fraction form
    20,169,842.70/30,254,764.05 = 5,023,774.20/x
  3. Step 3: Cross multiply
    20,169,842.70x = 30,254,764.05 × 5,023,774.20
  4. Step 4: Simplify right side
    20,169,842.70x = 151,993,103,061,477.53
  5. Step 5: Solve for x
    x = 151,993,103,061,477.53/20,169,842.70
  6. Step 6: Final answer
    x = 7,535,661.30

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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.