Home / 21,784,519.62-32,680,325.88-6,433,361.82

Finding the Fourth Proportional to 21,784,519.62, 32,680,325.88 and 6,433,361.82

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Solution

The fourth proportional to 21,784,519.62, 32,680,325.88 and 6,433,361.82 is: 9,651,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784,519.62 : 32,680,325.88 = 6,433,361.82 : x
  2. Step 2: Convert to fraction form
    21,784,519.62/32,680,325.88 = 6,433,361.82/x
  3. Step 3: Cross multiply
    21,784,519.62x = 32,680,325.88 × 6,433,361.82
  4. Step 4: Simplify right side
    21,784,519.62x = 210,244,360,781,549.91
  5. Step 5: Solve for x
    x = 210,244,360,781,549.91/21,784,519.62
  6. Step 6: Final answer
    x = 9,651,090.06

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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.