Home / 6,390,327.08-9,586,837.36-2,072,040.72

Finding the Fourth Proportional to 6,390,327.08, 9,586,837.36 and 2,072,040.72

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Solution

The fourth proportional to 6,390,327.08, 9,586,837.36 and 2,072,040.72 is: 3,108,497.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,327.08 : 9,586,837.36 = 2,072,040.72 : x
  2. Step 2: Convert to fraction form
    6,390,327.08/9,586,837.36 = 2,072,040.72/x
  3. Step 3: Cross multiply
    6,390,327.08x = 9,586,837.36 × 2,072,040.72
  4. Step 4: Simplify right side
    6,390,327.08x = 19,864,317,385,937.30
  5. Step 5: Solve for x
    x = 19,864,317,385,937.30/6,390,327.08
  6. Step 6: Final answer
    x = 3,108,497.76

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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.