Home / 11,220,009.10-16,830,013.65-9,834,325.90

Finding the Fourth Proportional to 11,220,009.10, 16,830,013.65 and 9,834,325.90

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Solution

The fourth proportional to 11,220,009.10, 16,830,013.65 and 9,834,325.90 is: 14,751,488.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220,009.10 : 16,830,013.65 = 9,834,325.90 : x
  2. Step 2: Convert to fraction form
    11,220,009.10/16,830,013.65 = 9,834,325.90/x
  3. Step 3: Cross multiply
    11,220,009.10x = 16,830,013.65 × 9,834,325.90
  4. Step 4: Simplify right side
    11,220,009.10x = 165,511,839,135,548.53
  5. Step 5: Solve for x
    x = 165,511,839,135,548.53/11,220,009.10
  6. Step 6: Final answer
    x = 14,751,488.85

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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.