Home / 76,555,101.02-105,646,206.49-43,515,552.56

Finding the Fourth Proportional to 76,555,101.02, 105,646,206.49 and 43,515,552.56

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Solution

The fourth proportional to 76,555,101.02, 105,646,206.49 and 43,515,552.56 is: 60,051,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,555,101.02 : 105,646,206.49 = 43,515,552.56 : x
  2. Step 2: Convert to fraction form
    76,555,101.02/105,646,206.49 = 43,515,552.56/x
  3. Step 3: Cross multiply
    76,555,101.02x = 105,646,206.49 × 43,515,552.56
  4. Step 4: Simplify right side
    76,555,101.02x = 4,597,253,050,643,188
  5. Step 5: Solve for x
    x = 4,597,253,050,643,188/76,555,101.02
  6. Step 6: Final answer
    x = 60,051,557.50

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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.