Home / 19,928,246.70-29,892,370.05-19,739,289.90

Finding the Fourth Proportional to 19,928,246.70, 29,892,370.05 and 19,739,289.90

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Solution

The fourth proportional to 19,928,246.70, 29,892,370.05 and 19,739,289.90 is: 29,608,934.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,246.70 : 29,892,370.05 = 19,739,289.90 : x
  2. Step 2: Convert to fraction form
    19,928,246.70/29,892,370.05 = 19,739,289.90/x
  3. Step 3: Cross multiply
    19,928,246.70x = 29,892,370.05 × 19,739,289.90
  4. Step 4: Simplify right side
    19,928,246.70x = 590,054,158,215,027.50
  5. Step 5: Solve for x
    x = 590,054,158,215,027.50/19,928,246.70
  6. Step 6: Final answer
    x = 29,608,934.85

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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.