Home / 15,878,601.72-21,904,391.18-10,375,193.81

Finding the Fourth Proportional to 15,878,601.72, 21,904,391.18 and 10,375,193.81

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Solution

The fourth proportional to 15,878,601.72, 21,904,391.18 and 10,375,193.81 is: 14,312,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,878,601.72 : 21,904,391.18 = 10,375,193.81 : x
  2. Step 2: Convert to fraction form
    15,878,601.72/21,904,391.18 = 10,375,193.81/x
  3. Step 3: Cross multiply
    15,878,601.72x = 21,904,391.18 × 10,375,193.81
  4. Step 4: Simplify right side
    15,878,601.72x = 227,262,303,863,253.56
  5. Step 5: Solve for x
    x = 227,262,303,863,253.56/15,878,601.72
  6. Step 6: Final answer
    x = 14,312,488.46

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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.