Home / 7,105,221.60-10,655,499.60-2,616,914.40

Finding the Fourth Proportional to 7,105,221.60, 10,655,499.60 and 2,616,914.40

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Solution

The fourth proportional to 7,105,221.60, 10,655,499.60 and 2,616,914.40 is: 3,924,512.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,221.60 : 10,655,499.60 = 2,616,914.40 : x
  2. Step 2: Convert to fraction form
    7,105,221.60/10,655,499.60 = 2,616,914.40/x
  3. Step 3: Cross multiply
    7,105,221.60x = 10,655,499.60 × 2,616,914.40
  4. Step 4: Simplify right side
    7,105,221.60x = 27,884,530,342,434.24
  5. Step 5: Solve for x
    x = 27,884,530,342,434.24/7,105,221.60
  6. Step 6: Final answer
    x = 3,924,512.41

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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.