Home / 6,447,041.10-9,672,942.45-2,660,852.30

Finding the Fourth Proportional to 6,447,041.10, 9,672,942.45 and 2,660,852.30

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Solution

The fourth proportional to 6,447,041.10, 9,672,942.45 and 2,660,852.30 is: 3,992,261.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,041.10 : 9,672,942.45 = 2,660,852.30 : x
  2. Step 2: Convert to fraction form
    6,447,041.10/9,672,942.45 = 2,660,852.30/x
  3. Step 3: Cross multiply
    6,447,041.10x = 9,672,942.45 × 2,660,852.30
  4. Step 4: Simplify right side
    6,447,041.10x = 25,738,271,165,850.13
  5. Step 5: Solve for x
    x = 25,738,271,165,850.13/6,447,041.10
  6. Step 6: Final answer
    x = 3,992,261.06

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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.