Home / 6,774,621.62-10,148,646.18-3,928,755.02

Finding the Fourth Proportional to 6,774,621.62, 10,148,646.18 and 3,928,755.02

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Solution

The fourth proportional to 6,774,621.62, 10,148,646.18 and 3,928,755.02 is: 5,885,427.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,774,621.62 : 10,148,646.18 = 3,928,755.02 : x
  2. Step 2: Convert to fraction form
    6,774,621.62/10,148,646.18 = 3,928,755.02/x
  3. Step 3: Cross multiply
    6,774,621.62x = 10,148,646.18 × 3,928,755.02
  4. Step 4: Simplify right side
    6,774,621.62x = 39,871,544,625,878.82
  5. Step 5: Solve for x
    x = 39,871,544,625,878.82/6,774,621.62
  6. Step 6: Final answer
    x = 5,885,427.54

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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.