Home / 12,080,472.86-16,671,055.28-6,647,964.86

Finding the Fourth Proportional to 12,080,472.86, 16,671,055.28 and 6,647,964.86

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Solution

The fourth proportional to 12,080,472.86, 16,671,055.28 and 6,647,964.86 is: 9,174,193.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,472.86 : 16,671,055.28 = 6,647,964.86 : x
  2. Step 2: Convert to fraction form
    12,080,472.86/16,671,055.28 = 6,647,964.86/x
  3. Step 3: Cross multiply
    12,080,472.86x = 16,671,055.28 × 6,647,964.86
  4. Step 4: Simplify right side
    12,080,472.86x = 110,828,589,563,962.38
  5. Step 5: Solve for x
    x = 110,828,589,563,962.38/12,080,472.86
  6. Step 6: Final answer
    x = 9,174,193.01

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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.