Home / 6,108,921.16-8,423,402.62-3,900,880.76

Finding the Fourth Proportional to 6,108,921.16, 8,423,402.62 and 3,900,880.76

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Solution

The fourth proportional to 6,108,921.16, 8,423,402.62 and 3,900,880.76 is: 5,378,803.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108,921.16 : 8,423,402.62 = 3,900,880.76 : x
  2. Step 2: Convert to fraction form
    6,108,921.16/8,423,402.62 = 3,900,880.76/x
  3. Step 3: Cross multiply
    6,108,921.16x = 8,423,402.62 × 3,900,880.76
  4. Step 4: Simplify right side
    6,108,921.16x = 32,858,689,214,091.59
  5. Step 5: Solve for x
    x = 32,858,689,214,091.59/6,108,921.16
  6. Step 6: Final answer
    x = 5,378,803.94

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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.