Home / 13,214,233.80-19,815,445.80-5,124,520.80

Finding the Fourth Proportional to 13,214,233.80, 19,815,445.80 and 5,124,520.80

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Solution

The fourth proportional to 13,214,233.80, 19,815,445.80 and 5,124,520.80 is: 7,684,491.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214,233.80 : 19,815,445.80 = 5,124,520.80 : x
  2. Step 2: Convert to fraction form
    13,214,233.80/19,815,445.80 = 5,124,520.80/x
  3. Step 3: Cross multiply
    13,214,233.80x = 19,815,445.80 × 5,124,520.80
  4. Step 4: Simplify right side
    13,214,233.80x = 101,544,664,163,372.64
  5. Step 5: Solve for x
    x = 101,544,664,163,372.64/13,214,233.80
  6. Step 6: Final answer
    x = 7,684,491.26

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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.