Home / 13,483,890.33-20,226,426.12-3,900,237.63

Finding the Fourth Proportional to 13,483,890.33, 20,226,426.12 and 3,900,237.63

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Solution

The fourth proportional to 13,483,890.33, 20,226,426.12 and 3,900,237.63 is: 5,850,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,890.33 : 20,226,426.12 = 3,900,237.63 : x
  2. Step 2: Convert to fraction form
    13,483,890.33/20,226,426.12 = 3,900,237.63/x
  3. Step 3: Cross multiply
    13,483,890.33x = 20,226,426.12 × 3,900,237.63
  4. Step 4: Simplify right side
    13,483,890.33x = 78,887,868,273,638.89
  5. Step 5: Solve for x
    x = 78,887,868,273,638.89/13,483,890.33
  6. Step 6: Final answer
    x = 5,850,527.28

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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.