Home / 27,277,777.80-40,916,666.70-20,103,324.30

Finding the Fourth Proportional to 27,277,777.80, 40,916,666.70 and 20,103,324.30

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Solution

The fourth proportional to 27,277,777.80, 40,916,666.70 and 20,103,324.30 is: 30,154,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,277,777.80 : 40,916,666.70 = 20,103,324.30 : x
  2. Step 2: Convert to fraction form
    27,277,777.80/40,916,666.70 = 20,103,324.30/x
  3. Step 3: Cross multiply
    27,277,777.80x = 40,916,666.70 × 20,103,324.30
  4. Step 4: Simplify right side
    27,277,777.80x = 822,561,019,945,110.88
  5. Step 5: Solve for x
    x = 822,561,019,945,110.88/27,277,777.80
  6. Step 6: Final answer
    x = 30,154,986.45

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1.5x scale

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.