Home / 57,142,866.60-85,716,077.48-27,189,419.36

Finding the Fourth Proportional to 57,142,866.60, 85,716,077.48 and 27,189,419.36

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Solution

The fourth proportional to 57,142,866.60, 85,716,077.48 and 27,189,419.36 is: 40,784,974.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,142,866.60 : 85,716,077.48 = 27,189,419.36 : x
  2. Step 2: Convert to fraction form
    57,142,866.60/85,716,077.48 = 27,189,419.36/x
  3. Step 3: Cross multiply
    57,142,866.60x = 85,716,077.48 × 27,189,419.36
  4. Step 4: Simplify right side
    57,142,866.60x = 2,330,570,376,497,972
  5. Step 5: Solve for x
    x = 2,330,570,376,497,972/57,142,866.60
  6. Step 6: Final answer
    x = 40,784,974.84

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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.