Home / 6,102,077.79-8,420,310.74-3,620,870.83

Finding the Fourth Proportional to 6,102,077.79, 8,420,310.74 and 3,620,870.83

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Solution

The fourth proportional to 6,102,077.79, 8,420,310.74 and 3,620,870.83 is: 4,996,471.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,102,077.79 : 8,420,310.74 = 3,620,870.83 : x
  2. Step 2: Convert to fraction form
    6,102,077.79/8,420,310.74 = 3,620,870.83/x
  3. Step 3: Cross multiply
    6,102,077.79x = 8,420,310.74 × 3,620,870.83
  4. Step 4: Simplify right side
    6,102,077.79x = 30,488,857,538,001.71
  5. Step 5: Solve for x
    x = 30,488,857,538,001.71/6,102,077.79
  6. Step 6: Final answer
    x = 4,996,471.46

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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.