Home / 6,660,145.78-9,191,001.08-3,604,360.03

Finding the Fourth Proportional to 6,660,145.78, 9,191,001.08 and 3,604,360.03

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Solution

The fourth proportional to 6,660,145.78, 9,191,001.08 and 3,604,360.03 is: 4,974,016.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660,145.78 : 9,191,001.08 = 3,604,360.03 : x
  2. Step 2: Convert to fraction form
    6,660,145.78/9,191,001.08 = 3,604,360.03/x
  3. Step 3: Cross multiply
    6,660,145.78x = 9,191,001.08 × 3,604,360.03
  4. Step 4: Simplify right side
    6,660,145.78x = 33,127,676,928,438.83
  5. Step 5: Solve for x
    x = 33,127,676,928,438.83/6,660,145.78
  6. Step 6: Final answer
    x = 4,974,016.79

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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.