Home / 13,758,349.10-20,643,180.69-6,077,940.44

Finding the Fourth Proportional to 13,758,349.10, 20,643,180.69 and 6,077,940.44

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Solution

The fourth proportional to 13,758,349.10, 20,643,180.69 and 6,077,940.44 is: 9,119,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,758,349.10 : 20,643,180.69 = 6,077,940.44 : x
  2. Step 2: Convert to fraction form
    13,758,349.10/20,643,180.69 = 6,077,940.44/x
  3. Step 3: Cross multiply
    13,758,349.10x = 20,643,180.69 × 6,077,940.44
  4. Step 4: Simplify right side
    13,758,349.10x = 125,468,022,725,978.12
  5. Step 5: Solve for x
    x = 125,468,022,725,978.12/13,758,349.10
  6. Step 6: Final answer
    x = 9,119,409.74

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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.