Home / 10,422,013.15-15,647,016.53-6,652,208.35

Finding the Fourth Proportional to 10,422,013.15, 15,647,016.53 and 6,652,208.35

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Solution

The fourth proportional to 10,422,013.15, 15,647,016.53 and 6,652,208.35 is: 9,987,246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,013.15 : 15,647,016.53 = 6,652,208.35 : x
  2. Step 2: Convert to fraction form
    10,422,013.15/15,647,016.53 = 6,652,208.35/x
  3. Step 3: Cross multiply
    10,422,013.15x = 15,647,016.53 × 6,652,208.35
  4. Step 4: Simplify right side
    10,422,013.15x = 104,087,213,980,192.98
  5. Step 5: Solve for x
    x = 104,087,213,980,192.98/10,422,013.15
  6. Step 6: Final answer
    x = 9,987,246.46

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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.