Home / 14,440,742.64-21,660,958.44-5,919,179.76

Finding the Fourth Proportional to 14,440,742.64, 21,660,958.44 and 5,919,179.76

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Solution

The fourth proportional to 14,440,742.64, 21,660,958.44 and 5,919,179.76 is: 8,878,705.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440,742.64 : 21,660,958.44 = 5,919,179.76 : x
  2. Step 2: Convert to fraction form
    14,440,742.64/21,660,958.44 = 5,919,179.76/x
  3. Step 3: Cross multiply
    14,440,742.64x = 21,660,958.44 × 5,919,179.76
  4. Step 4: Simplify right side
    14,440,742.64x = 128,215,106,780,249.17
  5. Step 5: Solve for x
    x = 128,215,106,780,249.17/14,440,742.64
  6. Step 6: Final answer
    x = 8,878,705.89

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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.