Home / 13,403,890.91-20,096,657.55-6,825,866.66

Finding the Fourth Proportional to 13,403,890.91, 20,096,657.55 and 6,825,866.66

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Solution

The fourth proportional to 13,403,890.91, 20,096,657.55 and 6,825,866.66 is: 10,234,125.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403,890.91 : 20,096,657.55 = 6,825,866.66 : x
  2. Step 2: Convert to fraction form
    13,403,890.91/20,096,657.55 = 6,825,866.66/x
  3. Step 3: Cross multiply
    13,403,890.91x = 20,096,657.55 × 6,825,866.66
  4. Step 4: Simplify right side
    13,403,890.91x = 137,177,104,697,971.91
  5. Step 5: Solve for x
    x = 137,177,104,697,971.91/13,403,890.91
  6. Step 6: Final answer
    x = 10,234,125.72

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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.