Home / 6,642,519.98-9,966,929.25-3,952,160.06

Finding the Fourth Proportional to 6,642,519.98, 9,966,929.25 and 3,952,160.06

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Solution

The fourth proportional to 6,642,519.98, 9,966,929.25 and 3,952,160.06 is: 5,930,113.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,519.98 : 9,966,929.25 = 3,952,160.06 : x
  2. Step 2: Convert to fraction form
    6,642,519.98/9,966,929.25 = 3,952,160.06/x
  3. Step 3: Cross multiply
    6,642,519.98x = 9,966,929.25 × 3,952,160.06
  4. Step 4: Simplify right side
    6,642,519.98x = 39,390,899,702,695.76
  5. Step 5: Solve for x
    x = 39,390,899,702,695.76/6,642,519.98
  6. Step 6: Final answer
    x = 5,930,113.85

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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.