Home / 42,809,760.24-64,224,453.51-18,552,759.90

Finding the Fourth Proportional to 42,809,760.24, 64,224,453.51 and 18,552,759.90

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Solution

The fourth proportional to 42,809,760.24, 64,224,453.51 and 18,552,759.90 is: 27,833,392.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,809,760.24 : 64,224,453.51 = 18,552,759.90 : x
  2. Step 2: Convert to fraction form
    42,809,760.24/64,224,453.51 = 18,552,759.90/x
  3. Step 3: Cross multiply
    42,809,760.24x = 64,224,453.51 × 18,552,759.90
  4. Step 4: Simplify right side
    42,809,760.24x = 1,191,540,865,679,742
  5. Step 5: Solve for x
    x = 1,191,540,865,679,742/42,809,760.24
  6. Step 6: Final answer
    x = 27,833,392.64

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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.