Home / 63,902,139.40-95,797,221.90-38,353,313.80

Finding the Fourth Proportional to 63,902,139.40, 95,797,221.90 and 38,353,313.80

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Solution

The fourth proportional to 63,902,139.40, 95,797,221.90 and 38,353,313.80 is: 57,496,367.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,902,139.40 : 95,797,221.90 = 38,353,313.80 : x
  2. Step 2: Convert to fraction form
    63,902,139.40/95,797,221.90 = 38,353,313.80/x
  3. Step 3: Cross multiply
    63,902,139.40x = 95,797,221.90 × 38,353,313.80
  4. Step 4: Simplify right side
    63,902,139.40x = 3,674,140,912,698,932
  5. Step 5: Solve for x
    x = 3,674,140,912,698,932/63,902,139.40
  6. Step 6: Final answer
    x = 57,496,367.84

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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.