Home / 27,703,060.78-38,230,232.12-15,144,170.01

Finding the Fourth Proportional to 27,703,060.78, 38,230,232.12 and 15,144,170.01

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Solution

The fourth proportional to 27,703,060.78, 38,230,232.12 and 15,144,170.01 is: 20,898,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,703,060.78 : 38,230,232.12 = 15,144,170.01 : x
  2. Step 2: Convert to fraction form
    27,703,060.78/38,230,232.12 = 15,144,170.01/x
  3. Step 3: Cross multiply
    27,703,060.78x = 38,230,232.12 × 15,144,170.01
  4. Step 4: Simplify right side
    27,703,060.78x = 578,965,134,747,042.62
  5. Step 5: Solve for x
    x = 578,965,134,747,042.62/27,703,060.78
  6. Step 6: Final answer
    x = 20,898,959.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.