Home / 43,109,422.40-64,664,133.60-27,803,921.60

Finding the Fourth Proportional to 43,109,422.40, 64,664,133.60 and 27,803,921.60

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Solution

The fourth proportional to 43,109,422.40, 64,664,133.60 and 27,803,921.60 is: 41,705,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,109,422.40 : 64,664,133.60 = 27,803,921.60 : x
  2. Step 2: Convert to fraction form
    43,109,422.40/64,664,133.60 = 27,803,921.60/x
  3. Step 3: Cross multiply
    43,109,422.40x = 64,664,133.60 × 27,803,921.60
  4. Step 4: Simplify right side
    43,109,422.40x = 1,797,916,500,946,326
  5. Step 5: Solve for x
    x = 1,797,916,500,946,326/43,109,422.40
  6. Step 6: Final answer
    x = 41,705,882.40

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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.