Home / 20,119,422-27,764,805.60-10,952,133.60

Finding the Fourth Proportional to 20,119,422, 27,764,805.60 and 10,952,133.60

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Solution

The fourth proportional to 20,119,422, 27,764,805.60 and 10,952,133.60 is: 15,113,946.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,119,422 : 27,764,805.60 = 10,952,133.60 : x
  2. Step 2: Convert to fraction form
    20,119,422/27,764,805.60 = 10,952,133.60/x
  3. Step 3: Cross multiply
    20,119,422x = 27,764,805.60 × 10,952,133.60
  4. Step 4: Simplify right side
    20,119,422x = 304,083,860,309,228.19
  5. Step 5: Solve for x
    x = 304,083,860,309,228.19/20,119,422
  6. Step 6: Final answer
    x = 15,113,946.13

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1.5x scale

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.