Home / 13,398,471.30-20,097,828.45-3,813,846.06

Finding the Fourth Proportional to 13,398,471.30, 20,097,828.45 and 3,813,846.06

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Solution

The fourth proportional to 13,398,471.30, 20,097,828.45 and 3,813,846.06 is: 5,720,803.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398,471.30 : 20,097,828.45 = 3,813,846.06 : x
  2. Step 2: Convert to fraction form
    13,398,471.30/20,097,828.45 = 3,813,846.06/x
  3. Step 3: Cross multiply
    13,398,471.30x = 20,097,828.45 × 3,813,846.06
  4. Step 4: Simplify right side
    13,398,471.30x = 76,650,023,848,588.41
  5. Step 5: Solve for x
    x = 76,650,023,848,588.41/13,398,471.30
  6. Step 6: Final answer
    x = 5,720,803.67

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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.