Home / 7,253,603.70-10,009,577.73-3,989,891.53

Finding the Fourth Proportional to 7,253,603.70, 10,009,577.73 and 3,989,891.53

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Solution

The fourth proportional to 7,253,603.70, 10,009,577.73 and 3,989,891.53 is: 5,505,832.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253,603.70 : 10,009,577.73 = 3,989,891.53 : x
  2. Step 2: Convert to fraction form
    7,253,603.70/10,009,577.73 = 3,989,891.53/x
  3. Step 3: Cross multiply
    7,253,603.70x = 10,009,577.73 × 3,989,891.53
  4. Step 4: Simplify right side
    7,253,603.70x = 39,937,129,403,803.62
  5. Step 5: Solve for x
    x = 39,937,129,403,803.62/7,253,603.70
  6. Step 6: Final answer
    x = 5,505,832.83

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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.