Home / 13,403,892.95-20,096,660.63-6,825,868.70

Finding the Fourth Proportional to 13,403,892.95, 20,096,660.63 and 6,825,868.70

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Solution

The fourth proportional to 13,403,892.95, 20,096,660.63 and 6,825,868.70 is: 10,234,128.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403,892.95 : 20,096,660.63 = 6,825,868.70 : x
  2. Step 2: Convert to fraction form
    13,403,892.95/20,096,660.63 = 6,825,868.70/x
  3. Step 3: Cross multiply
    13,403,892.95x = 20,096,660.63 × 6,825,868.70
  4. Step 4: Simplify right side
    13,403,892.95x = 137,177,166,634,226.64
  5. Step 5: Solve for x
    x = 137,177,166,634,226.64/13,403,892.95
  6. Step 6: Final answer
    x = 10,234,128.79

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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.