Home / 26,572,513.30-39,858,769.95-20,147,982.10

Finding the Fourth Proportional to 26,572,513.30, 39,858,769.95 and 20,147,982.10

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Solution

The fourth proportional to 26,572,513.30, 39,858,769.95 and 20,147,982.10 is: 30,221,973.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,572,513.30 : 39,858,769.95 = 20,147,982.10 : x
  2. Step 2: Convert to fraction form
    26,572,513.30/39,858,769.95 = 20,147,982.10/x
  3. Step 3: Cross multiply
    26,572,513.30x = 39,858,769.95 × 20,147,982.10
  4. Step 4: Simplify right side
    26,572,513.30x = 803,073,783,480,618
  5. Step 5: Solve for x
    x = 803,073,783,480,618/26,572,513.30
  6. Step 6: Final answer
    x = 30,221,973.15

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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.