Home / 9,021,135.12-13,531,473.96-2,631,442.80

Finding the Fourth Proportional to 9,021,135.12, 13,531,473.96 and 2,631,442.80

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Solution

The fourth proportional to 9,021,135.12, 13,531,473.96 and 2,631,442.80 is: 3,947,097.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,135.12 : 13,531,473.96 = 2,631,442.80 : x
  2. Step 2: Convert to fraction form
    9,021,135.12/13,531,473.96 = 2,631,442.80/x
  3. Step 3: Cross multiply
    9,021,135.12x = 13,531,473.96 × 2,631,442.80
  4. Step 4: Simplify right side
    9,021,135.12x = 35,607,299,725,429.48
  5. Step 5: Solve for x
    x = 35,607,299,725,429.48/9,021,135.12
  6. Step 6: Final answer
    x = 3,947,097.48

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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.