Home / 12,061,913.12-16,644,983.28-6,905,754.08

Finding the Fourth Proportional to 12,061,913.12, 16,644,983.28 and 6,905,754.08

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Solution

The fourth proportional to 12,061,913.12, 16,644,983.28 and 6,905,754.08 is: 9,529,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,061,913.12 : 16,644,983.28 = 6,905,754.08 : x
  2. Step 2: Convert to fraction form
    12,061,913.12/16,644,983.28 = 6,905,754.08/x
  3. Step 3: Cross multiply
    12,061,913.12x = 16,644,983.28 × 6,905,754.08
  4. Step 4: Simplify right side
    12,061,913.12x = 114,946,161,197,391.78
  5. Step 5: Solve for x
    x = 114,946,161,197,391.78/12,061,913.12
  6. Step 6: Final answer
    x = 9,529,679.09

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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.