Home / 12,171,611.95-16,797,031.02-6,664,899.04

Finding the Fourth Proportional to 12,171,611.95, 16,797,031.02 and 6,664,899.04

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Solution

The fourth proportional to 12,171,611.95, 16,797,031.02 and 6,664,899.04 is: 9,197,673.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171,611.95 : 16,797,031.02 = 6,664,899.04 : x
  2. Step 2: Convert to fraction form
    12,171,611.95/16,797,031.02 = 6,664,899.04/x
  3. Step 3: Cross multiply
    12,171,611.95x = 16,797,031.02 × 6,664,899.04
  4. Step 4: Simplify right side
    12,171,611.95x = 111,950,515,878,055.64
  5. Step 5: Solve for x
    x = 111,950,515,878,055.64/12,171,611.95
  6. Step 6: Final answer
    x = 9,197,673.76

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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.