Home / 13,976,852.64-20,965,408.56-4,392,018.96

Finding the Fourth Proportional to 13,976,852.64, 20,965,408.56 and 4,392,018.96

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Solution

The fourth proportional to 13,976,852.64, 20,965,408.56 and 4,392,018.96 is: 6,588,069.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,976,852.64 : 20,965,408.56 = 4,392,018.96 : x
  2. Step 2: Convert to fraction form
    13,976,852.64/20,965,408.56 = 4,392,018.96/x
  3. Step 3: Cross multiply
    13,976,852.64x = 20,965,408.56 × 4,392,018.96
  4. Step 4: Simplify right side
    13,976,852.64x = 92,080,471,899,666.30
  5. Step 5: Solve for x
    x = 92,080,471,899,666.30/13,976,852.64
  6. Step 6: Final answer
    x = 6,588,069.16

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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.