Home / 7,487,081.28-10,332,172.08-4,049,322.48

Finding the Fourth Proportional to 7,487,081.28, 10,332,172.08 and 4,049,322.48

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Solution

The fourth proportional to 7,487,081.28, 10,332,172.08 and 4,049,322.48 is: 5,588,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,081.28 : 10,332,172.08 = 4,049,322.48 : x
  2. Step 2: Convert to fraction form
    7,487,081.28/10,332,172.08 = 4,049,322.48/x
  3. Step 3: Cross multiply
    7,487,081.28x = 10,332,172.08 × 4,049,322.48
  4. Step 4: Simplify right side
    7,487,081.28x = 41,838,296,670,772.36
  5. Step 5: Solve for x
    x = 41,838,296,670,772.36/7,487,081.28
  6. Step 6: Final answer
    x = 5,588,064.98

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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.