Home / 64,440,378.64-96,645,797.16-18,381,370.96

Finding the Fourth Proportional to 64,440,378.64, 96,645,797.16 and 18,381,370.96

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Solution

The fourth proportional to 64,440,378.64, 96,645,797.16 and 18,381,370.96 is: 27,567,843.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,440,378.64 : 96,645,797.16 = 18,381,370.96 : x
  2. Step 2: Convert to fraction form
    64,440,378.64/96,645,797.16 = 18,381,370.96/x
  3. Step 3: Cross multiply
    64,440,378.64x = 96,645,797.16 × 18,381,370.96
  4. Step 4: Simplify right side
    64,440,378.64x = 1,776,482,249,322,874.50
  5. Step 5: Solve for x
    x = 1,776,482,249,322,874.50/64,440,378.64
  6. Step 6: Final answer
    x = 27,567,843.13

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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.