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Finding the Fourth Proportional to 6,553,409.22, 9,822,391.02 and 2,954,963.16

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Solution

The fourth proportional to 6,553,409.22, 9,822,391.02 and 2,954,963.16 is: 4,428,962.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553,409.22 : 9,822,391.02 = 2,954,963.16 : x
  2. Step 2: Convert to fraction form
    6,553,409.22/9,822,391.02 = 2,954,963.16/x
  3. Step 3: Cross multiply
    6,553,409.22x = 9,822,391.02 × 2,954,963.16
  4. Step 4: Simplify right side
    6,553,409.22x = 29,024,803,607,214.82
  5. Step 5: Solve for x
    x = 29,024,803,607,214.82/6,553,409.22
  6. Step 6: Final answer
    x = 4,428,962.49

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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.