Home / 13,824,010.40-20,736,015.60-10,240,829.60

Finding the Fourth Proportional to 13,824,010.40, 20,736,015.60 and 10,240,829.60

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Solution

The fourth proportional to 13,824,010.40, 20,736,015.60 and 10,240,829.60 is: 15,361,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,010.40 : 20,736,015.60 = 10,240,829.60 : x
  2. Step 2: Convert to fraction form
    13,824,010.40/20,736,015.60 = 10,240,829.60/x
  3. Step 3: Cross multiply
    13,824,010.40x = 20,736,015.60 × 10,240,829.60
  4. Step 4: Simplify right side
    13,824,010.40x = 212,354,002,342,541.78
  5. Step 5: Solve for x
    x = 212,354,002,342,541.78/13,824,010.40
  6. Step 6: Final answer
    x = 15,361,244.40

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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.