Home / 10,662,459.30-15,979,196.43-4,509,325.89

Finding the Fourth Proportional to 10,662,459.30, 15,979,196.43 and 4,509,325.89

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Solution

The fourth proportional to 10,662,459.30, 15,979,196.43 and 4,509,325.89 is: 6,757,859.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,662,459.30 : 15,979,196.43 = 4,509,325.89 : x
  2. Step 2: Convert to fraction form
    10,662,459.30/15,979,196.43 = 4,509,325.89/x
  3. Step 3: Cross multiply
    10,662,459.30x = 15,979,196.43 × 4,509,325.89
  4. Step 4: Simplify right side
    10,662,459.30x = 72,055,404,163,194.56
  5. Step 5: Solve for x
    x = 72,055,404,163,194.56/10,662,459.30
  6. Step 6: Final answer
    x = 6,757,859.71

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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.