Home / 42,658,538.37-64,006,241.48-22,939,617.56

Finding the Fourth Proportional to 42,658,538.37, 64,006,241.48 and 22,939,617.56

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Solution

The fourth proportional to 42,658,538.37, 64,006,241.48 and 22,939,617.56 is: 34,419,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,658,538.37 : 64,006,241.48 = 22,939,617.56 : x
  2. Step 2: Convert to fraction form
    42,658,538.37/64,006,241.48 = 22,939,617.56/x
  3. Step 3: Cross multiply
    42,658,538.37x = 64,006,241.48 × 22,939,617.56
  4. Step 4: Simplify right side
    42,658,538.37x = 1,468,278,700,858,358.25
  5. Step 5: Solve for x
    x = 1,468,278,700,858,358.25/42,658,538.37
  6. Step 6: Final answer
    x = 34,419,339.18

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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.