Home / 27,666,185.70-41,499,278.55-18,111,036.90

Finding the Fourth Proportional to 27,666,185.70, 41,499,278.55 and 18,111,036.90

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Solution

The fourth proportional to 27,666,185.70, 41,499,278.55 and 18,111,036.90 is: 27,166,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,666,185.70 : 41,499,278.55 = 18,111,036.90 : x
  2. Step 2: Convert to fraction form
    27,666,185.70/41,499,278.55 = 18,111,036.90/x
  3. Step 3: Cross multiply
    27,666,185.70x = 41,499,278.55 × 18,111,036.90
  4. Step 4: Simplify right side
    27,666,185.70x = 751,594,965,142,428.38
  5. Step 5: Solve for x
    x = 751,594,965,142,428.38/27,666,185.70
  6. Step 6: Final answer
    x = 27,166,555.35

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Similar ratio
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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.