Home / 8,272,142.82-11,415,393.38-4,600,980.38

Finding the Fourth Proportional to 8,272,142.82, 11,415,393.38 and 4,600,980.38

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Solution

The fourth proportional to 8,272,142.82, 11,415,393.38 and 4,600,980.38 is: 6,349,261.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,142.82 : 11,415,393.38 = 4,600,980.38 : x
  2. Step 2: Convert to fraction form
    8,272,142.82/11,415,393.38 = 4,600,980.38/x
  3. Step 3: Cross multiply
    8,272,142.82x = 11,415,393.38 × 4,600,980.38
  4. Step 4: Simplify right side
    8,272,142.82x = 52,522,000,947,191.23
  5. Step 5: Solve for x
    x = 52,522,000,947,191.23/8,272,142.82
  6. Step 6: Final answer
    x = 6,349,261.86

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1.5x scale

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.