Home / 11,985,655.55-17,979,008.20-3,466,853.15

Finding the Fourth Proportional to 11,985,655.55, 17,979,008.20 and 3,466,853.15

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Solution

The fourth proportional to 11,985,655.55, 17,979,008.20 and 3,466,853.15 is: 5,200,431.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,985,655.55 : 17,979,008.20 = 3,466,853.15 : x
  2. Step 2: Convert to fraction form
    11,985,655.55/17,979,008.20 = 3,466,853.15/x
  3. Step 3: Cross multiply
    11,985,655.55x = 17,979,008.20 × 3,466,853.15
  4. Step 4: Simplify right side
    11,985,655.55x = 62,330,581,113,483.66
  5. Step 5: Solve for x
    x = 62,330,581,113,483.66/11,985,655.55
  6. Step 6: Final answer
    x = 5,200,431.54

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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.