Home / 27,903,754.27-38,509,337.92-16,740,665.56

Finding the Fourth Proportional to 27,903,754.27, 38,509,337.92 and 16,740,665.56

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Solution

The fourth proportional to 27,903,754.27, 38,509,337.92 and 16,740,665.56 is: 23,103,412.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,903,754.27 : 38,509,337.92 = 16,740,665.56 : x
  2. Step 2: Convert to fraction form
    27,903,754.27/38,509,337.92 = 16,740,665.56/x
  3. Step 3: Cross multiply
    27,903,754.27x = 38,509,337.92 × 16,740,665.56
  4. Step 4: Simplify right side
    27,903,754.27x = 644,671,947,055,746.12
  5. Step 5: Solve for x
    x = 644,671,947,055,746.12/27,903,754.27
  6. Step 6: Final answer
    x = 23,103,412.57

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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.