Home / 19,077,270.91-28,625,371.21-7,562,494.78

Finding the Fourth Proportional to 19,077,270.91, 28,625,371.21 and 7,562,494.78

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Solution

The fourth proportional to 19,077,270.91, 28,625,371.21 and 7,562,494.78 is: 11,347,494.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077,270.91 : 28,625,371.21 = 7,562,494.78 : x
  2. Step 2: Convert to fraction form
    19,077,270.91/28,625,371.21 = 7,562,494.78/x
  3. Step 3: Cross multiply
    19,077,270.91x = 28,625,371.21 × 7,562,494.78
  4. Step 4: Simplify right side
    19,077,270.91x = 216,479,220,208,060.44
  5. Step 5: Solve for x
    x = 216,479,220,208,060.44/19,077,270.91
  6. Step 6: Final answer
    x = 11,347,494.16

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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.