Home / 12,158,873.26-16,777,026.82-6,931,658.95

Finding the Fourth Proportional to 12,158,873.26, 16,777,026.82 and 6,931,658.95

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Solution

The fourth proportional to 12,158,873.26, 16,777,026.82 and 6,931,658.95 is: 9,564,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,158,873.26 : 16,777,026.82 = 6,931,658.95 : x
  2. Step 2: Convert to fraction form
    12,158,873.26/16,777,026.82 = 6,931,658.95/x
  3. Step 3: Cross multiply
    12,158,873.26x = 16,777,026.82 × 6,931,658.95
  4. Step 4: Simplify right side
    12,158,873.26x = 116,292,628,077,965.03
  5. Step 5: Solve for x
    x = 116,292,628,077,965.03/12,158,873.26
  6. Step 6: Final answer
    x = 9,564,424.73

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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.