Home / 13,485,954.40-20,228,931.60-11,092,501.60

Finding the Fourth Proportional to 13,485,954.40, 20,228,931.60 and 11,092,501.60

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Solution

The fourth proportional to 13,485,954.40, 20,228,931.60 and 11,092,501.60 is: 16,638,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,485,954.40 : 20,228,931.60 = 11,092,501.60 : x
  2. Step 2: Convert to fraction form
    13,485,954.40/20,228,931.60 = 11,092,501.60/x
  3. Step 3: Cross multiply
    13,485,954.40x = 20,228,931.60 × 11,092,501.60
  4. Step 4: Simplify right side
    13,485,954.40x = 224,389,456,139,290.56
  5. Step 5: Solve for x
    x = 224,389,456,139,290.56/13,485,954.40
  6. Step 6: Final answer
    x = 16,638,752.40

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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.