Home / 25,731,211.20-38,596,816.80-22,143,984.45

Finding the Fourth Proportional to 25,731,211.20, 38,596,816.80 and 22,143,984.45

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Solution

The fourth proportional to 25,731,211.20, 38,596,816.80 and 22,143,984.45 is: 33,215,976.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,731,211.20 : 38,596,816.80 = 22,143,984.45 : x
  2. Step 2: Convert to fraction form
    25,731,211.20/38,596,816.80 = 22,143,984.45/x
  3. Step 3: Cross multiply
    25,731,211.20x = 38,596,816.80 × 22,143,984.45
  4. Step 4: Simplify right side
    25,731,211.20x = 854,687,311,038,698.62
  5. Step 5: Solve for x
    x = 854,687,311,038,698.62/25,731,211.20
  6. Step 6: Final answer
    x = 33,215,976.68

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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.