Home / 13,832,826.20-20,749,239.30-6,642,626.30

Finding the Fourth Proportional to 13,832,826.20, 20,749,239.30 and 6,642,626.30

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Solution

The fourth proportional to 13,832,826.20, 20,749,239.30 and 6,642,626.30 is: 9,963,939.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832,826.20 : 20,749,239.30 = 6,642,626.30 : x
  2. Step 2: Convert to fraction form
    13,832,826.20/20,749,239.30 = 6,642,626.30/x
  3. Step 3: Cross multiply
    13,832,826.20x = 20,749,239.30 × 6,642,626.30
  4. Step 4: Simplify right side
    13,832,826.20x = 137,829,442,679,173.59
  5. Step 5: Solve for x
    x = 137,829,442,679,173.59/13,832,826.20
  6. Step 6: Final answer
    x = 9,963,939.45

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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.