Home / 18,576,844.40-27,865,266.60-6,442,274.90

Finding the Fourth Proportional to 18,576,844.40, 27,865,266.60 and 6,442,274.90

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Solution

The fourth proportional to 18,576,844.40, 27,865,266.60 and 6,442,274.90 is: 9,663,412.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576,844.40 : 27,865,266.60 = 6,442,274.90 : x
  2. Step 2: Convert to fraction form
    18,576,844.40/27,865,266.60 = 6,442,274.90/x
  3. Step 3: Cross multiply
    18,576,844.40x = 27,865,266.60 × 6,442,274.90
  4. Step 4: Simplify right side
    18,576,844.40x = 179,515,707,598,988.38
  5. Step 5: Solve for x
    x = 179,515,707,598,988.38/18,576,844.40
  6. Step 6: Final answer
    x = 9,663,412.35

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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.