Home / 12,104,108.70-18,166,077.45-12,009,630.30

Finding the Fourth Proportional to 12,104,108.70, 18,166,077.45 and 12,009,630.30

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Solution

The fourth proportional to 12,104,108.70, 18,166,077.45 and 12,009,630.30 is: 18,024,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104,108.70 : 18,166,077.45 = 12,009,630.30 : x
  2. Step 2: Convert to fraction form
    12,104,108.70/18,166,077.45 = 12,009,630.30/x
  3. Step 3: Cross multiply
    12,104,108.70x = 18,166,077.45 × 12,009,630.30
  4. Step 4: Simplify right side
    12,104,108.70x = 218,167,874,175,666.75
  5. Step 5: Solve for x
    x = 218,167,874,175,666.75/12,104,108.70
  6. Step 6: Final answer
    x = 18,024,282.46

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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.