Home / 10,078,175.60-13,907,881.84-5,727,270.32

Finding the Fourth Proportional to 10,078,175.60, 13,907,881.84 and 5,727,270.32

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Solution

The fourth proportional to 10,078,175.60, 13,907,881.84 and 5,727,270.32 is: 7,903,632.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078,175.60 : 13,907,881.84 = 5,727,270.32 : x
  2. Step 2: Convert to fraction form
    10,078,175.60/13,907,881.84 = 5,727,270.32/x
  3. Step 3: Cross multiply
    10,078,175.60x = 13,907,881.84 × 5,727,270.32
  4. Step 4: Simplify right side
    10,078,175.60x = 79,654,198,876,298.98
  5. Step 5: Solve for x
    x = 79,654,198,876,298.98/10,078,175.60
  6. Step 6: Final answer
    x = 7,903,632.76

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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.