Home / 69,404,979.60-95,778,880.92-38,467,146.24

Finding the Fourth Proportional to 69,404,979.60, 95,778,880.92 and 38,467,146.24

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Solution

The fourth proportional to 69,404,979.60, 95,778,880.92 and 38,467,146.24 is: 53,084,666.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,404,979.60 : 95,778,880.92 = 38,467,146.24 : x
  2. Step 2: Convert to fraction form
    69,404,979.60/95,778,880.92 = 38,467,146.24/x
  3. Step 3: Cross multiply
    69,404,979.60x = 95,778,880.92 × 38,467,146.24
  4. Step 4: Simplify right side
    69,404,979.60x = 3,684,340,219,053,186
  5. Step 5: Solve for x
    x = 3,684,340,219,053,186/69,404,979.60
  6. Step 6: Final answer
    x = 53,084,666.84

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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.