Home / 11,140,252.57-15,378,585.92-7,016,344.39

Finding the Fourth Proportional to 11,140,252.57, 15,378,585.92 and 7,016,344.39

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Solution

The fourth proportional to 11,140,252.57, 15,378,585.92 and 7,016,344.39 is: 9,685,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140,252.57 : 15,378,585.92 = 7,016,344.39 : x
  2. Step 2: Convert to fraction form
    11,140,252.57/15,378,585.92 = 7,016,344.39/x
  3. Step 3: Cross multiply
    11,140,252.57x = 15,378,585.92 × 7,016,344.39
  4. Step 4: Simplify right side
    11,140,252.57x = 107,901,455,045,924.98
  5. Step 5: Solve for x
    x = 107,901,455,045,924.98/11,140,252.57
  6. Step 6: Final answer
    x = 9,685,727.89

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1.5x scale

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.