Home / 8,796,661.62-12,139,377.02-5,358,902.56

Finding the Fourth Proportional to 8,796,661.62, 12,139,377.02 and 5,358,902.56

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Solution

The fourth proportional to 8,796,661.62, 12,139,377.02 and 5,358,902.56 is: 7,395,275.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,796,661.62 : 12,139,377.02 = 5,358,902.56 : x
  2. Step 2: Convert to fraction form
    8,796,661.62/12,139,377.02 = 5,358,902.56/x
  3. Step 3: Cross multiply
    8,796,661.62x = 12,139,377.02 × 5,358,902.56
  4. Step 4: Simplify right side
    8,796,661.62x = 65,053,738,589,283.16
  5. Step 5: Solve for x
    x = 65,053,738,589,283.16/8,796,661.62
  6. Step 6: Final answer
    x = 7,395,275.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.