Home / 20,070,308.52-27,697,025.79-10,902,951.27

Finding the Fourth Proportional to 20,070,308.52, 27,697,025.79 and 10,902,951.27

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Solution

The fourth proportional to 20,070,308.52, 27,697,025.79 and 10,902,951.27 is: 15,046,072.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,070,308.52 : 27,697,025.79 = 10,902,951.27 : x
  2. Step 2: Convert to fraction form
    20,070,308.52/27,697,025.79 = 10,902,951.27/x
  3. Step 3: Cross multiply
    20,070,308.52x = 27,697,025.79 × 10,902,951.27
  4. Step 4: Simplify right side
    20,070,308.52x = 301,979,322,512,303.25
  5. Step 5: Solve for x
    x = 301,979,322,512,303.25/20,070,308.52
  6. Step 6: Final answer
    x = 15,046,072.77

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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.