Home / 21,784,318.90-32,680,024.86-6,433,161.24

Finding the Fourth Proportional to 21,784,318.90, 32,680,024.86 and 6,433,161.24

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Solution

The fourth proportional to 21,784,318.90, 32,680,024.86 and 6,433,161.24 is: 9,650,789.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784,318.90 : 32,680,024.86 = 6,433,161.24 : x
  2. Step 2: Convert to fraction form
    21,784,318.90/32,680,024.86 = 6,433,161.24/x
  3. Step 3: Cross multiply
    21,784,318.90x = 32,680,024.86 × 6,433,161.24
  4. Step 4: Simplify right side
    21,784,318.90x = 210,235,869,251,588.44
  5. Step 5: Solve for x
    x = 210,235,869,251,588.44/21,784,318.90
  6. Step 6: Final answer
    x = 9,650,789.19

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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.