Home / 13,488,626.80-20,232,940.20-3,904,974.10

Finding the Fourth Proportional to 13,488,626.80, 20,232,940.20 and 3,904,974.10

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Solution

The fourth proportional to 13,488,626.80, 20,232,940.20 and 3,904,974.10 is: 5,857,461.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,626.80 : 20,232,940.20 = 3,904,974.10 : x
  2. Step 2: Convert to fraction form
    13,488,626.80/20,232,940.20 = 3,904,974.10/x
  3. Step 3: Cross multiply
    13,488,626.80x = 20,232,940.20 × 3,904,974.10
  4. Step 4: Simplify right side
    13,488,626.80x = 79,009,107,447,848.81
  5. Step 5: Solve for x
    x = 79,009,107,447,848.81/13,488,626.80
  6. Step 6: Final answer
    x = 5,857,461.15

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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.