Home / 10,429,417-15,651,067.02-4,286,436.76

Finding the Fourth Proportional to 10,429,417, 15,651,067.02 and 4,286,436.76

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Solution

The fourth proportional to 10,429,417, 15,651,067.02 and 4,286,436.76 is: 6,432,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429,417 : 15,651,067.02 = 4,286,436.76 : x
  2. Step 2: Convert to fraction form
    10,429,417/15,651,067.02 = 4,286,436.76/x
  3. Step 3: Cross multiply
    10,429,417x = 15,651,067.02 × 4,286,436.76
  4. Step 4: Simplify right side
    10,429,417x = 67,087,309,007,751.65
  5. Step 5: Solve for x
    x = 67,087,309,007,751.65/10,429,417
  6. Step 6: Final answer
    x = 6,432,508.07

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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.