Home / 115,073,533.46-172,611,796.23-38,396,561.68

Finding the Fourth Proportional to 115,073,533.46, 172,611,796.23 and 38,396,561.68

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Solution

The fourth proportional to 115,073,533.46, 172,611,796.23 and 38,396,561.68 is: 57,595,341.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,073,533.46 : 172,611,796.23 = 38,396,561.68 : x
  2. Step 2: Convert to fraction form
    115,073,533.46/172,611,796.23 = 38,396,561.68/x
  3. Step 3: Cross multiply
    115,073,533.46x = 172,611,796.23 × 38,396,561.68
  4. Step 4: Simplify right side
    115,073,533.46x = 6,627,699,479,885,782
  5. Step 5: Solve for x
    x = 6,627,699,479,885,782/115,073,533.46
  6. Step 6: Final answer
    x = 57,595,341.70

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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.