Home / 21,026,601.27-31,539,691.44-6,649,671.51

Finding the Fourth Proportional to 21,026,601.27, 31,539,691.44 and 6,649,671.51

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Solution

The fourth proportional to 21,026,601.27, 31,539,691.44 and 6,649,671.51 is: 9,974,440.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026,601.27 : 31,539,691.44 = 6,649,671.51 : x
  2. Step 2: Convert to fraction form
    21,026,601.27/31,539,691.44 = 6,649,671.51/x
  3. Step 3: Cross multiply
    21,026,601.27x = 31,539,691.44 × 6,649,671.51
  4. Step 4: Simplify right side
    21,026,601.27x = 209,728,587,602,758.88
  5. Step 5: Solve for x
    x = 209,728,587,602,758.88/21,026,601.27
  6. Step 6: Final answer
    x = 9,974,440.71

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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.