Home / 6,678,945.16-9,216,962.04-3,623,159.41

Finding the Fourth Proportional to 6,678,945.16, 9,216,962.04 and 3,623,159.41

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Solution

The fourth proportional to 6,678,945.16, 9,216,962.04 and 3,623,159.41 is: 4,999,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678,945.16 : 9,216,962.04 = 3,623,159.41 : x
  2. Step 2: Convert to fraction form
    6,678,945.16/9,216,962.04 = 3,623,159.41/x
  3. Step 3: Cross multiply
    6,678,945.16x = 9,216,962.04 × 3,623,159.41
  4. Step 4: Simplify right side
    6,678,945.16x = 33,394,522,746,838.79
  5. Step 5: Solve for x
    x = 33,394,522,746,838.79/6,678,945.16
  6. Step 6: Final answer
    x = 4,999,969.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.