Home / 20,445,096.20-30,641,594.70-10,865,064.20

Finding the Fourth Proportional to 20,445,096.20, 30,641,594.70 and 10,865,064.20

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Solution

The fourth proportional to 20,445,096.20, 30,641,594.70 and 10,865,064.20 is: 16,283,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,445,096.20 : 30,641,594.70 = 10,865,064.20 : x
  2. Step 2: Convert to fraction form
    20,445,096.20/30,641,594.70 = 10,865,064.20/x
  3. Step 3: Cross multiply
    20,445,096.20x = 30,641,594.70 × 10,865,064.20
  4. Step 4: Simplify right side
    20,445,096.20x = 332,922,893,605,879.69
  5. Step 5: Solve for x
    x = 332,922,893,605,879.69/20,445,096.20
  6. Step 6: Final answer
    x = 16,283,752.85

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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.