Home / 12,080,476.43-16,671,060.18-6,647,968.43

Finding the Fourth Proportional to 12,080,476.43, 16,671,060.18 and 6,647,968.43

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Solution

The fourth proportional to 12,080,476.43, 16,671,060.18 and 6,647,968.43 is: 9,174,197.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,476.43 : 16,671,060.18 = 6,647,968.43 : x
  2. Step 2: Convert to fraction form
    12,080,476.43/16,671,060.18 = 6,647,968.43/x
  3. Step 3: Cross multiply
    12,080,476.43x = 16,671,060.18 × 6,647,968.43
  4. Step 4: Simplify right side
    12,080,476.43x = 110,828,681,771,270.11
  5. Step 5: Solve for x
    x = 110,828,681,771,270.11/12,080,476.43
  6. Step 6: Final answer
    x = 9,174,197.92

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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.