Home / 39,768,246.92-54,875,358.96-22,122,978.32

Finding the Fourth Proportional to 39,768,246.92, 54,875,358.96 and 22,122,978.32

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Solution

The fourth proportional to 39,768,246.92, 54,875,358.96 and 22,122,978.32 is: 30,527,027.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,768,246.92 : 54,875,358.96 = 22,122,978.32 : x
  2. Step 2: Convert to fraction form
    39,768,246.92/54,875,358.96 = 22,122,978.32/x
  3. Step 3: Cross multiply
    39,768,246.92x = 54,875,358.96 × 22,122,978.32
  4. Step 4: Simplify right side
    39,768,246.92x = 1,214,006,376,574,297.75
  5. Step 5: Solve for x
    x = 1,214,006,376,574,297.75/39,768,246.92
  6. Step 6: Final answer
    x = 30,527,027.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.