Home / 6,518,711.32-9,787,665.61-3,645,707.02

Finding the Fourth Proportional to 6,518,711.32, 9,787,665.61 and 3,645,707.02

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Solution

The fourth proportional to 6,518,711.32, 9,787,665.61 and 3,645,707.02 is: 5,473,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,711.32 : 9,787,665.61 = 3,645,707.02 : x
  2. Step 2: Convert to fraction form
    6,518,711.32/9,787,665.61 = 3,645,707.02/x
  3. Step 3: Cross multiply
    6,518,711.32x = 9,787,665.61 × 3,645,707.02
  4. Step 4: Simplify right side
    6,518,711.32x = 35,682,961,223,789.58
  5. Step 5: Solve for x
    x = 35,682,961,223,789.58/6,518,711.32
  6. Step 6: Final answer
    x = 5,473,928.74

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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.