Home / 23,348,331.15-34,928,018.33-20,513,979.15

Finding the Fourth Proportional to 23,348,331.15, 34,928,018.33 and 20,513,979.15

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Solution

The fourth proportional to 23,348,331.15, 34,928,018.33 and 20,513,979.15 is: 30,687,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,348,331.15 : 34,928,018.33 = 20,513,979.15 : x
  2. Step 2: Convert to fraction form
    23,348,331.15/34,928,018.33 = 20,513,979.15/x
  3. Step 3: Cross multiply
    23,348,331.15x = 34,928,018.33 × 20,513,979.15
  4. Step 4: Simplify right side
    23,348,331.15x = 716,512,639,669,867.88
  5. Step 5: Solve for x
    x = 716,512,639,669,867.88/23,348,331.15
  6. Step 6: Final answer
    x = 30,687,959.45

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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.