Home / 13,823,999.40-20,735,999.10-10,240,818.60

Finding the Fourth Proportional to 13,823,999.40, 20,735,999.10 and 10,240,818.60

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Solution

The fourth proportional to 13,823,999.40, 20,735,999.10 and 10,240,818.60 is: 15,361,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,999.40 : 20,735,999.10 = 10,240,818.60 : x
  2. Step 2: Convert to fraction form
    13,823,999.40/20,735,999.10 = 10,240,818.60/x
  3. Step 3: Cross multiply
    13,823,999.40x = 20,735,999.10 × 10,240,818.60
  4. Step 4: Simplify right side
    13,823,999.40x = 212,353,605,272,863.28
  5. Step 5: Solve for x
    x = 212,353,605,272,863.28/13,823,999.40
  6. Step 6: Final answer
    x = 15,361,227.90

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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.