Home / 82,841,441.34-114,321,152.49-47,561,521.60

Finding the Fourth Proportional to 82,841,441.34, 114,321,152.49 and 47,561,521.60

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Solution

The fourth proportional to 82,841,441.34, 114,321,152.49 and 47,561,521.60 is: 65,634,878.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,841,441.34 : 114,321,152.49 = 47,561,521.60 : x
  2. Step 2: Convert to fraction form
    82,841,441.34/114,321,152.49 = 47,561,521.60/x
  3. Step 3: Cross multiply
    82,841,441.34x = 114,321,152.49 × 47,561,521.60
  4. Step 4: Simplify right side
    82,841,441.34x = 5,437,287,963,253,103
  5. Step 5: Solve for x
    x = 5,437,287,963,253,103/82,841,441.34
  6. Step 6: Final answer
    x = 65,634,878.81

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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.