Home / 10,094,420.78-13,930,229.81-5,510,742.16

Finding the Fourth Proportional to 10,094,420.78, 13,930,229.81 and 5,510,742.16

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Solution

The fourth proportional to 10,094,420.78, 13,930,229.81 and 5,510,742.16 is: 7,604,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,094,420.78 : 13,930,229.81 = 5,510,742.16 : x
  2. Step 2: Convert to fraction form
    10,094,420.78/13,930,229.81 = 5,510,742.16/x
  3. Step 3: Cross multiply
    10,094,420.78x = 13,930,229.81 × 5,510,742.16
  4. Step 4: Simplify right side
    10,094,420.78x = 76,765,904,712,455.80
  5. Step 5: Solve for x
    x = 76,765,904,712,455.80/10,094,420.78
  6. Step 6: Final answer
    x = 7,604,785.49

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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.