Home / 21,680,941.74-32,511,960.45-7,300,145.58

Finding the Fourth Proportional to 21,680,941.74, 32,511,960.45 and 7,300,145.58

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Solution

The fourth proportional to 21,680,941.74, 32,511,960.45 and 7,300,145.58 is: 10,947,035.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,680,941.74 : 32,511,960.45 = 7,300,145.58 : x
  2. Step 2: Convert to fraction form
    21,680,941.74/32,511,960.45 = 7,300,145.58/x
  3. Step 3: Cross multiply
    21,680,941.74x = 32,511,960.45 × 7,300,145.58
  4. Step 4: Simplify right side
    21,680,941.74x = 237,342,044,376,202.31
  5. Step 5: Solve for x
    x = 237,342,044,376,202.31/21,680,941.74
  6. Step 6: Final answer
    x = 10,947,035.75

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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.