Home / 10,529,692-15,794,540.16-3,798,105.28

Finding the Fourth Proportional to 10,529,692, 15,794,540.16 and 3,798,105.28

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Solution

The fourth proportional to 10,529,692, 15,794,540.16 and 3,798,105.28 is: 5,697,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529,692 : 15,794,540.16 = 3,798,105.28 : x
  2. Step 2: Convert to fraction form
    10,529,692/15,794,540.16 = 3,798,105.28/x
  3. Step 3: Cross multiply
    10,529,692x = 15,794,540.16 × 3,798,105.28
  4. Step 4: Simplify right side
    10,529,692x = 59,989,326,376,868.04
  5. Step 5: Solve for x
    x = 59,989,326,376,868.04/10,529,692
  6. Step 6: Final answer
    x = 5,697,158.70

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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.