Home / 6,799,979.78-9,384,140.37-3,702,672.93

Finding the Fourth Proportional to 6,799,979.78, 9,384,140.37 and 3,702,672.93

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Solution

The fourth proportional to 6,799,979.78, 9,384,140.37 and 3,702,672.93 is: 5,109,780.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799,979.78 : 9,384,140.37 = 3,702,672.93 : x
  2. Step 2: Convert to fraction form
    6,799,979.78/9,384,140.37 = 3,702,672.93/x
  3. Step 3: Cross multiply
    6,799,979.78x = 9,384,140.37 × 3,702,672.93
  4. Step 4: Simplify right side
    6,799,979.78x = 34,746,402,519,319.18
  5. Step 5: Solve for x
    x = 34,746,402,519,319.18/6,799,979.78
  6. Step 6: Final answer
    x = 5,109,780.27

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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.