Home / 38,502,037.20-57,753,055.80-30,943,765.20

Finding the Fourth Proportional to 38,502,037.20, 57,753,055.80 and 30,943,765.20

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Solution

The fourth proportional to 38,502,037.20, 57,753,055.80 and 30,943,765.20 is: 46,415,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,502,037.20 : 57,753,055.80 = 30,943,765.20 : x
  2. Step 2: Convert to fraction form
    38,502,037.20/57,753,055.80 = 30,943,765.20/x
  3. Step 3: Cross multiply
    38,502,037.20x = 57,753,055.80 × 30,943,765.20
  4. Step 4: Simplify right side
    38,502,037.20x = 1,787,096,998,257,698
  5. Step 5: Solve for x
    x = 1,787,096,998,257,698/38,502,037.20
  6. Step 6: Final answer
    x = 46,415,647.80

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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.