Home / 20,035,793.70-30,053,690.55-13,658,501.70

Finding the Fourth Proportional to 20,035,793.70, 30,053,690.55 and 13,658,501.70

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Solution

The fourth proportional to 20,035,793.70, 30,053,690.55 and 13,658,501.70 is: 20,487,752.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,035,793.70 : 30,053,690.55 = 13,658,501.70 : x
  2. Step 2: Convert to fraction form
    20,035,793.70/30,053,690.55 = 13,658,501.70/x
  3. Step 3: Cross multiply
    20,035,793.70x = 30,053,690.55 × 13,658,501.70
  4. Step 4: Simplify right side
    20,035,793.70x = 410,488,383,468,448.94
  5. Step 5: Solve for x
    x = 410,488,383,468,448.94/20,035,793.70
  6. Step 6: Final answer
    x = 20,487,752.55

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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.