Home / 45,928,612.13-68,868,998.48-21,661,022.86

Finding the Fourth Proportional to 45,928,612.13, 68,868,998.48 and 21,661,022.86

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Solution

The fourth proportional to 45,928,612.13, 68,868,998.48 and 21,661,022.86 is: 32,480,253.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,928,612.13 : 68,868,998.48 = 21,661,022.86 : x
  2. Step 2: Convert to fraction form
    45,928,612.13/68,868,998.48 = 21,661,022.86/x
  3. Step 3: Cross multiply
    45,928,612.13x = 68,868,998.48 × 21,661,022.86
  4. Step 4: Simplify right side
    45,928,612.13x = 1,491,772,950,302,565.50
  5. Step 5: Solve for x
    x = 1,491,772,950,302,565.50/45,928,612.13
  6. Step 6: Final answer
    x = 32,480,253.19

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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.