Home / 17,982,005.60-26,973,008.40-6,620,103.20

Finding the Fourth Proportional to 17,982,005.60, 26,973,008.40 and 6,620,103.20

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Solution

The fourth proportional to 17,982,005.60, 26,973,008.40 and 6,620,103.20 is: 9,930,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982,005.60 : 26,973,008.40 = 6,620,103.20 : x
  2. Step 2: Convert to fraction form
    17,982,005.60/26,973,008.40 = 6,620,103.20/x
  3. Step 3: Cross multiply
    17,982,005.60x = 26,973,008.40 × 6,620,103.20
  4. Step 4: Simplify right side
    17,982,005.60x = 178,564,099,222,466.88
  5. Step 5: Solve for x
    x = 178,564,099,222,466.88/17,982,005.60
  6. Step 6: Final answer
    x = 9,930,154.80

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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.