Home / 11,972,017.60-17,958,026.40-8,381,838.40

Finding the Fourth Proportional to 11,972,017.60, 17,958,026.40 and 8,381,838.40

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Solution

The fourth proportional to 11,972,017.60, 17,958,026.40 and 8,381,838.40 is: 12,572,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972,017.60 : 17,958,026.40 = 8,381,838.40 : x
  2. Step 2: Convert to fraction form
    11,972,017.60/17,958,026.40 = 8,381,838.40/x
  3. Step 3: Cross multiply
    11,972,017.60x = 17,958,026.40 × 8,381,838.40
  4. Step 4: Simplify right side
    11,972,017.60x = 150,521,275,267,733.75
  5. Step 5: Solve for x
    x = 150,521,275,267,733.75/11,972,017.60
  6. Step 6: Final answer
    x = 12,572,757.60

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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.