Home / 12,968,974.61-17,885,600.92-10,760,340.76

Finding the Fourth Proportional to 12,968,974.61, 17,885,600.92 and 10,760,340.76

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Solution

The fourth proportional to 12,968,974.61, 17,885,600.92 and 10,760,340.76 is: 14,839,658.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,968,974.61 : 17,885,600.92 = 10,760,340.76 : x
  2. Step 2: Convert to fraction form
    12,968,974.61/17,885,600.92 = 10,760,340.76/x
  3. Step 3: Cross multiply
    12,968,974.61x = 17,885,600.92 × 10,760,340.76
  4. Step 4: Simplify right side
    12,968,974.61x = 192,455,160,459,168.72
  5. Step 5: Solve for x
    x = 192,455,160,459,168.72/12,968,974.61
  6. Step 6: Final answer
    x = 14,839,658.98

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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.