Home / 64,440,379.64-96,645,798.66-18,381,371.96

Finding the Fourth Proportional to 64,440,379.64, 96,645,798.66 and 18,381,371.96

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Solution

The fourth proportional to 64,440,379.64, 96,645,798.66 and 18,381,371.96 is: 27,567,844.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,440,379.64 : 96,645,798.66 = 18,381,371.96 : x
  2. Step 2: Convert to fraction form
    64,440,379.64/96,645,798.66 = 18,381,371.96/x
  3. Step 3: Cross multiply
    64,440,379.64x = 96,645,798.66 × 18,381,371.96
  4. Step 4: Simplify right side
    64,440,379.64x = 1,776,482,373,540,729.50
  5. Step 5: Solve for x
    x = 1,776,482,373,540,729.50/64,440,379.64
  6. Step 6: Final answer
    x = 27,567,844.63

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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.