Home / 5,617,553-7,757,577.12-5,311,513.30

Finding the Fourth Proportional to 5,617,553, 7,757,577.12 and 5,311,513.30

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Solution

The fourth proportional to 5,617,553, 7,757,577.12 and 5,311,513.30 is: 7,334,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617,553 : 7,757,577.12 = 5,311,513.30 : x
  2. Step 2: Convert to fraction form
    5,617,553/7,757,577.12 = 5,311,513.30/x
  3. Step 3: Cross multiply
    5,617,553x = 7,757,577.12 × 5,311,513.30
  4. Step 4: Simplify right side
    5,617,553x = 41,204,474,048,655.70
  5. Step 5: Solve for x
    x = 41,204,474,048,655.70/5,617,553
  6. Step 6: Final answer
    x = 7,334,950.65

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Double scale
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1.5x scale

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.