Home / 56,370,037.20-84,534,315.68-19,472,540.56

Finding the Fourth Proportional to 56,370,037.20, 84,534,315.68 and 19,472,540.56

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Solution

The fourth proportional to 56,370,037.20, 84,534,315.68 and 19,472,540.56 is: 29,201,646.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,370,037.20 : 84,534,315.68 = 19,472,540.56 : x
  2. Step 2: Convert to fraction form
    56,370,037.20/84,534,315.68 = 19,472,540.56/x
  3. Step 3: Cross multiply
    56,370,037.20x = 84,534,315.68 × 19,472,540.56
  4. Step 4: Simplify right side
    56,370,037.20x = 1,646,097,890,790,644
  5. Step 5: Solve for x
    x = 1,646,097,890,790,644/56,370,037.20
  6. Step 6: Final answer
    x = 29,201,646.35

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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.