Home / 12,174,838.82-16,801,549.54-6,947,742.92

Finding the Fourth Proportional to 12,174,838.82, 16,801,549.54 and 6,947,742.92

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Solution

The fourth proportional to 12,174,838.82, 16,801,549.54 and 6,947,742.92 is: 9,588,040.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,174,838.82 : 16,801,549.54 = 6,947,742.92 : x
  2. Step 2: Convert to fraction form
    12,174,838.82/16,801,549.54 = 6,947,742.92/x
  3. Step 3: Cross multiply
    12,174,838.82x = 16,801,549.54 × 6,947,742.92
  4. Step 4: Simplify right side
    12,174,838.82x = 116,732,846,862,274.02
  5. Step 5: Solve for x
    x = 116,732,846,862,274.02/12,174,838.82
  6. Step 6: Final answer
    x = 9,588,040.43

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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.