Home / 9,444,645.90-13,033,236.15-5,578,408.98

Finding the Fourth Proportional to 9,444,645.90, 13,033,236.15 and 5,578,408.98

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Solution

The fourth proportional to 9,444,645.90, 13,033,236.15 and 5,578,408.98 is: 7,697,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,444,645.90 : 13,033,236.15 = 5,578,408.98 : x
  2. Step 2: Convert to fraction form
    9,444,645.90/13,033,236.15 = 5,578,408.98/x
  3. Step 3: Cross multiply
    9,444,645.90x = 13,033,236.15 × 5,578,408.98
  4. Step 4: Simplify right side
    9,444,645.90x = 72,704,721,577,620.64
  5. Step 5: Solve for x
    x = 72,704,721,577,620.64/9,444,645.90
  6. Step 6: Final answer
    x = 7,697,982.79

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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.