Home / 9,310,598.10-13,965,913.35-2,921,340.78

Finding the Fourth Proportional to 9,310,598.10, 13,965,913.35 and 2,921,340.78

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Solution

The fourth proportional to 9,310,598.10, 13,965,913.35 and 2,921,340.78 is: 4,382,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,310,598.10 : 13,965,913.35 = 2,921,340.78 : x
  2. Step 2: Convert to fraction form
    9,310,598.10/13,965,913.35 = 2,921,340.78/x
  3. Step 3: Cross multiply
    9,310,598.10x = 13,965,913.35 × 2,921,340.78
  4. Step 4: Simplify right side
    9,310,598.10x = 40,799,192,199,301.41
  5. Step 5: Solve for x
    x = 40,799,192,199,301.41/9,310,598.10
  6. Step 6: Final answer
    x = 4,382,016.25

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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.