Home / 27,215,999.70-40,823,999.55-10,174,458.30

Finding the Fourth Proportional to 27,215,999.70, 40,823,999.55 and 10,174,458.30

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Solution

The fourth proportional to 27,215,999.70, 40,823,999.55 and 10,174,458.30 is: 15,261,687.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,215,999.70 : 40,823,999.55 = 10,174,458.30 : x
  2. Step 2: Convert to fraction form
    27,215,999.70/40,823,999.55 = 10,174,458.30/x
  3. Step 3: Cross multiply
    27,215,999.70x = 40,823,999.55 × 10,174,458.30
  4. Step 4: Simplify right side
    27,215,999.70x = 415,362,081,060,693.75
  5. Step 5: Solve for x
    x = 415,362,081,060,693.75/27,215,999.70
  6. Step 6: Final answer
    x = 15,261,687.45

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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.