Home / 11,976,018.80-17,964,028.20-4,402,000.40

Finding the Fourth Proportional to 11,976,018.80, 17,964,028.20 and 4,402,000.40

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Solution

The fourth proportional to 11,976,018.80, 17,964,028.20 and 4,402,000.40 is: 6,603,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976,018.80 : 17,964,028.20 = 4,402,000.40 : x
  2. Step 2: Convert to fraction form
    11,976,018.80/17,964,028.20 = 4,402,000.40/x
  3. Step 3: Cross multiply
    11,976,018.80x = 17,964,028.20 × 4,402,000.40
  4. Step 4: Simplify right side
    11,976,018.80x = 79,077,659,322,011.28
  5. Step 5: Solve for x
    x = 79,077,659,322,011.28/11,976,018.80
  6. Step 6: Final answer
    x = 6,603,000.60

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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.