Home / 21,660,877.89-32,491,066.25-5,266,255.35

Finding the Fourth Proportional to 21,660,877.89, 32,491,066.25 and 5,266,255.35

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Solution

The fourth proportional to 21,660,877.89, 32,491,066.25 and 5,266,255.35 is: 7,899,322.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,660,877.89 : 32,491,066.25 = 5,266,255.35 : x
  2. Step 2: Convert to fraction form
    21,660,877.89/32,491,066.25 = 5,266,255.35/x
  3. Step 3: Cross multiply
    21,660,877.89x = 32,491,066.25 × 5,266,255.35
  4. Step 4: Simplify right side
    21,660,877.89x = 171,106,251,439,935.66
  5. Step 5: Solve for x
    x = 171,106,251,439,935.66/21,660,877.89
  6. Step 6: Final answer
    x = 7,899,322.10

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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.