Home / 12,271,794.84-16,935,160.86-6,839,636.76

Finding the Fourth Proportional to 12,271,794.84, 16,935,160.86 and 6,839,636.76

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Solution

The fourth proportional to 12,271,794.84, 16,935,160.86 and 6,839,636.76 is: 9,438,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,271,794.84 : 16,935,160.86 = 6,839,636.76 : x
  2. Step 2: Convert to fraction form
    12,271,794.84/16,935,160.86 = 6,839,636.76/x
  3. Step 3: Cross multiply
    12,271,794.84x = 16,935,160.86 × 6,839,636.76
  4. Step 4: Simplify right side
    12,271,794.84x = 115,830,348,754,569.20
  5. Step 5: Solve for x
    x = 115,830,348,754,569.20/12,271,794.84
  6. Step 6: Final answer
    x = 9,438,745.54

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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.