Home / 10,224,129.60-15,323,169.60-5,434,113.60

Finding the Fourth Proportional to 10,224,129.60, 15,323,169.60 and 5,434,113.60

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Solution

The fourth proportional to 10,224,129.60, 15,323,169.60 and 5,434,113.60 is: 8,144,247.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,224,129.60 : 15,323,169.60 = 5,434,113.60 : x
  2. Step 2: Convert to fraction form
    10,224,129.60/15,323,169.60 = 5,434,113.60/x
  3. Step 3: Cross multiply
    10,224,129.60x = 15,323,169.60 × 5,434,113.60
  4. Step 4: Simplify right side
    10,224,129.60x = 83,267,844,318,466.55
  5. Step 5: Solve for x
    x = 83,267,844,318,466.55/10,224,129.60
  6. Step 6: Final answer
    x = 8,144,247.73

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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.