Home / 38,734,538.40-57,975,836.40-30,168,496.80

Finding the Fourth Proportional to 38,734,538.40, 57,975,836.40 and 30,168,496.80

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Solution

The fourth proportional to 38,734,538.40, 57,975,836.40 and 30,168,496.80 is: 45,154,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,734,538.40 : 57,975,836.40 = 30,168,496.80 : x
  2. Step 2: Convert to fraction form
    38,734,538.40/57,975,836.40 = 30,168,496.80/x
  3. Step 3: Cross multiply
    38,734,538.40x = 57,975,836.40 × 30,168,496.80
  4. Step 4: Simplify right side
    38,734,538.40x = 1,749,043,834,910,723.50
  5. Step 5: Solve for x
    x = 1,749,043,834,910,723.50/38,734,538.40
  6. Step 6: Final answer
    x = 45,154,632.20

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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.