Home / 7,870,086.11-11,804,007.85-2,478,596.24

Finding the Fourth Proportional to 7,870,086.11, 11,804,007.85 and 2,478,596.24

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Solution

The fourth proportional to 7,870,086.11, 11,804,007.85 and 2,478,596.24 is: 3,717,541.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,870,086.11 : 11,804,007.85 = 2,478,596.24 : x
  2. Step 2: Convert to fraction form
    7,870,086.11/11,804,007.85 = 2,478,596.24/x
  3. Step 3: Cross multiply
    7,870,086.11x = 11,804,007.85 × 2,478,596.24
  4. Step 4: Simplify right side
    7,870,086.11x = 29,257,369,473,940.48
  5. Step 5: Solve for x
    x = 29,257,369,473,940.48/7,870,086.11
  6. Step 6: Final answer
    x = 3,717,541.21

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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.