Home / 12,298,260.28-18,458,585.70-6,545,823.88

Finding the Fourth Proportional to 12,298,260.28, 18,458,585.70 and 6,545,823.88

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Solution

The fourth proportional to 12,298,260.28, 18,458,585.70 and 6,545,823.88 is: 9,824,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298,260.28 : 18,458,585.70 = 6,545,823.88 : x
  2. Step 2: Convert to fraction form
    12,298,260.28/18,458,585.70 = 6,545,823.88/x
  3. Step 3: Cross multiply
    12,298,260.28x = 18,458,585.70 × 6,545,823.88
  4. Step 4: Simplify right side
    12,298,260.28x = 120,826,651,066,086.52
  5. Step 5: Solve for x
    x = 120,826,651,066,086.52/12,298,260.28
  6. Step 6: Final answer
    x = 9,824,694.58

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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.