Home / 6,655,943.21-9,983,944.01-2,107,014.30

Finding the Fourth Proportional to 6,655,943.21, 9,983,944.01 and 2,107,014.30

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Solution

The fourth proportional to 6,655,943.21, 9,983,944.01 and 2,107,014.30 is: 3,160,530.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655,943.21 : 9,983,944.01 = 2,107,014.30 : x
  2. Step 2: Convert to fraction form
    6,655,943.21/9,983,944.01 = 2,107,014.30/x
  3. Step 3: Cross multiply
    6,655,943.21x = 9,983,944.01 × 2,107,014.30
  4. Step 4: Simplify right side
    6,655,943.21x = 21,036,312,804,736.88
  5. Step 5: Solve for x
    x = 21,036,312,804,736.88/6,655,943.21
  6. Step 6: Final answer
    x = 3,160,530.70

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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.