Home / 7,147,042.16-10,721,205.63-2,029,522.28

Finding the Fourth Proportional to 7,147,042.16, 10,721,205.63 and 2,029,522.28

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Solution

The fourth proportional to 7,147,042.16, 10,721,205.63 and 2,029,522.28 is: 3,044,465.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147,042.16 : 10,721,205.63 = 2,029,522.28 : x
  2. Step 2: Convert to fraction form
    7,147,042.16/10,721,205.63 = 2,029,522.28/x
  3. Step 3: Cross multiply
    7,147,042.16x = 10,721,205.63 × 2,029,522.28
  4. Step 4: Simplify right side
    7,147,042.16x = 21,758,925,640,940.41
  5. Step 5: Solve for x
    x = 21,758,925,640,940.41/7,147,042.16
  6. Step 6: Final answer
    x = 3,044,465.83

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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.