Home / 7,175,621.13-10,763,470.64-1,856,837.13

Finding the Fourth Proportional to 7,175,621.13, 10,763,470.64 and 1,856,837.13

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Solution

The fourth proportional to 7,175,621.13, 10,763,470.64 and 1,856,837.13 is: 2,785,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,621.13 : 10,763,470.64 = 1,856,837.13 : x
  2. Step 2: Convert to fraction form
    7,175,621.13/10,763,470.64 = 1,856,837.13/x
  3. Step 3: Cross multiply
    7,175,621.13x = 10,763,470.64 × 1,856,837.13
  4. Step 4: Simplify right side
    7,175,621.13x = 19,986,011,932,016.86
  5. Step 5: Solve for x
    x = 19,986,011,932,016.86/7,175,621.13
  6. Step 6: Final answer
    x = 2,785,265.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.