Home / 27,218,927.70-40,847,053.95-12,083,721.30

Finding the Fourth Proportional to 27,218,927.70, 40,847,053.95 and 12,083,721.30

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Solution

The fourth proportional to 27,218,927.70, 40,847,053.95 and 12,083,721.30 is: 18,133,867.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,927.70 : 40,847,053.95 = 12,083,721.30 : x
  2. Step 2: Convert to fraction form
    27,218,927.70/40,847,053.95 = 12,083,721.30/x
  3. Step 3: Cross multiply
    27,218,927.70x = 40,847,053.95 × 12,083,721.30
  4. Step 4: Simplify right side
    27,218,927.70x = 493,584,415,857,864.19
  5. Step 5: Solve for x
    x = 493,584,415,857,864.19/27,218,927.70
  6. Step 6: Final answer
    x = 18,133,867.04

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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.