Home / 8,340,945.76-11,507,828.52-4,669,321.60

Finding the Fourth Proportional to 8,340,945.76, 11,507,828.52 and 4,669,321.60

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Solution

The fourth proportional to 8,340,945.76, 11,507,828.52 and 4,669,321.60 is: 6,442,165.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340,945.76 : 11,507,828.52 = 4,669,321.60 : x
  2. Step 2: Convert to fraction form
    8,340,945.76/11,507,828.52 = 4,669,321.60/x
  3. Step 3: Cross multiply
    8,340,945.76x = 11,507,828.52 × 4,669,321.60
  4. Step 4: Simplify right side
    8,340,945.76x = 53,733,752,277,532.02
  5. Step 5: Solve for x
    x = 53,733,752,277,532.02/8,340,945.76
  6. Step 6: Final answer
    x = 6,442,165.41

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.