Home / 20,152,834.44-30,221,590.79-6,503,934.81

Finding the Fourth Proportional to 20,152,834.44, 30,221,590.79 and 6,503,934.81

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Solution

The fourth proportional to 20,152,834.44, 30,221,590.79 and 6,503,934.81 is: 9,753,429.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,152,834.44 : 30,221,590.79 = 6,503,934.81 : x
  2. Step 2: Convert to fraction form
    20,152,834.44/30,221,590.79 = 6,503,934.81/x
  3. Step 3: Cross multiply
    20,152,834.44x = 30,221,590.79 × 6,503,934.81
  4. Step 4: Simplify right side
    20,152,834.44x = 196,559,256,320,136.72
  5. Step 5: Solve for x
    x = 196,559,256,320,136.72/20,152,834.44
  6. Step 6: Final answer
    x = 9,753,429.82

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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.