Home / 13,627,796.59-20,439,267.76-5,429,751.74

Finding the Fourth Proportional to 13,627,796.59, 20,439,267.76 and 5,429,751.74

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Solution

The fourth proportional to 13,627,796.59, 20,439,267.76 and 5,429,751.74 is: 8,143,660.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,627,796.59 : 20,439,267.76 = 5,429,751.74 : x
  2. Step 2: Convert to fraction form
    13,627,796.59/20,439,267.76 = 5,429,751.74/x
  3. Step 3: Cross multiply
    13,627,796.59x = 20,439,267.76 × 5,429,751.74
  4. Step 4: Simplify right side
    13,627,796.59x = 110,980,149,592,664.69
  5. Step 5: Solve for x
    x = 110,980,149,592,664.69/13,627,796.59
  6. Step 6: Final answer
    x = 8,143,660.56

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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.