Home / 5,490,014.52-8,185,939.63-5,339,180.88

Finding the Fourth Proportional to 5,490,014.52, 8,185,939.63 and 5,339,180.88

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Solution

The fourth proportional to 5,490,014.52, 8,185,939.63 and 5,339,180.88 is: 7,961,037.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490,014.52 : 8,185,939.63 = 5,339,180.88 : x
  2. Step 2: Convert to fraction form
    5,490,014.52/8,185,939.63 = 5,339,180.88/x
  3. Step 3: Cross multiply
    5,490,014.52x = 8,185,939.63 × 5,339,180.88
  4. Step 4: Simplify right side
    5,490,014.52x = 43,706,212,357,330.27
  5. Step 5: Solve for x
    x = 43,706,212,357,330.27/5,490,014.52
  6. Step 6: Final answer
    x = 7,961,037.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.