Home / 7,246,470.06-9,996,795.77-6,420,386.43

Finding the Fourth Proportional to 7,246,470.06, 9,996,795.77 and 6,420,386.43

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Solution

The fourth proportional to 7,246,470.06, 9,996,795.77 and 6,420,386.43 is: 8,857,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246,470.06 : 9,996,795.77 = 6,420,386.43 : x
  2. Step 2: Convert to fraction form
    7,246,470.06/9,996,795.77 = 6,420,386.43/x
  3. Step 3: Cross multiply
    7,246,470.06x = 9,996,795.77 × 6,420,386.43
  4. Step 4: Simplify right side
    7,246,470.06x = 64,183,291,873,087.47
  5. Step 5: Solve for x
    x = 64,183,291,873,087.47/7,246,470.06
  6. Step 6: Final answer
    x = 8,857,180.30

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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.