Home / 14,473,968.42-21,707,635.59-8,639,801.22

Finding the Fourth Proportional to 14,473,968.42, 21,707,635.59 and 8,639,801.22

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Solution

The fourth proportional to 14,473,968.42, 21,707,635.59 and 8,639,801.22 is: 12,957,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,473,968.42 : 21,707,635.59 = 8,639,801.22 : x
  2. Step 2: Convert to fraction form
    14,473,968.42/21,707,635.59 = 8,639,801.22/x
  3. Step 3: Cross multiply
    14,473,968.42x = 21,707,635.59 × 8,639,801.22
  4. Step 4: Simplify right side
    14,473,968.42x = 187,549,656,453,797.44
  5. Step 5: Solve for x
    x = 187,549,656,453,797.44/14,473,968.42
  6. Step 6: Final answer
    x = 12,957,721.82

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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.