Home / 16,915,891.48-23,343,953.36-9,180,933.92

Finding the Fourth Proportional to 16,915,891.48, 23,343,953.36 and 9,180,933.92

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Solution

The fourth proportional to 16,915,891.48, 23,343,953.36 and 9,180,933.92 is: 12,669,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,891.48 : 23,343,953.36 = 9,180,933.92 : x
  2. Step 2: Convert to fraction form
    16,915,891.48/23,343,953.36 = 9,180,933.92/x
  3. Step 3: Cross multiply
    16,915,891.48x = 23,343,953.36 × 9,180,933.92
  4. Step 4: Simplify right side
    16,915,891.48x = 214,319,293,229,721.97
  5. Step 5: Solve for x
    x = 214,319,293,229,721.97/16,915,891.48
  6. Step 6: Final answer
    x = 12,669,701.36

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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.