Home / 6,386,983.29-9,576,930.36-2,124,824.85

Finding the Fourth Proportional to 6,386,983.29, 9,576,930.36 and 2,124,824.85

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Solution

The fourth proportional to 6,386,983.29, 9,576,930.36 and 2,124,824.85 is: 3,186,058.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,983.29 : 9,576,930.36 = 2,124,824.85 : x
  2. Step 2: Convert to fraction form
    6,386,983.29/9,576,930.36 = 2,124,824.85/x
  3. Step 3: Cross multiply
    6,386,983.29x = 9,576,930.36 × 2,124,824.85
  4. Step 4: Simplify right side
    6,386,983.29x = 20,349,299,615,647.45
  5. Step 5: Solve for x
    x = 20,349,299,615,647.45/6,386,983.29
  6. Step 6: Final answer
    x = 3,186,058.06

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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.