Home / 14,771,644.06-20,388,270.02-8,662,040.86

Finding the Fourth Proportional to 14,771,644.06, 20,388,270.02 and 8,662,040.86

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Solution

The fourth proportional to 14,771,644.06, 20,388,270.02 and 8,662,040.86 is: 11,955,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771,644.06 : 20,388,270.02 = 8,662,040.86 : x
  2. Step 2: Convert to fraction form
    14,771,644.06/20,388,270.02 = 8,662,040.86/x
  3. Step 3: Cross multiply
    14,771,644.06x = 20,388,270.02 × 8,662,040.86
  4. Step 4: Simplify right side
    14,771,644.06x = 176,604,027,977,953
  5. Step 5: Solve for x
    x = 176,604,027,977,953/14,771,644.06
  6. Step 6: Final answer
    x = 11,955,610.85

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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.