Home / 12,146,952.60-18,227,427.30-4,579,349.40

Finding the Fourth Proportional to 12,146,952.60, 18,227,427.30 and 4,579,349.40

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Solution

The fourth proportional to 12,146,952.60, 18,227,427.30 and 4,579,349.40 is: 6,871,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,146,952.60 : 18,227,427.30 = 4,579,349.40 : x
  2. Step 2: Convert to fraction form
    12,146,952.60/18,227,427.30 = 4,579,349.40/x
  3. Step 3: Cross multiply
    12,146,952.60x = 18,227,427.30 × 4,579,349.40
  4. Step 4: Simplify right side
    12,146,952.60x = 83,469,758,269,798.62
  5. Step 5: Solve for x
    x = 83,469,758,269,798.62/12,146,952.60
  6. Step 6: Final answer
    x = 6,871,662.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.