Home / 5,105,460.36-7,045,535.39-2,813,621.05

Finding the Fourth Proportional to 5,105,460.36, 7,045,535.39 and 2,813,621.05

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Solution

The fourth proportional to 5,105,460.36, 7,045,535.39 and 2,813,621.05 is: 3,882,797.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,460.36 : 7,045,535.39 = 2,813,621.05 : x
  2. Step 2: Convert to fraction form
    5,105,460.36/7,045,535.39 = 2,813,621.05/x
  3. Step 3: Cross multiply
    5,105,460.36x = 7,045,535.39 × 2,813,621.05
  4. Step 4: Simplify right side
    5,105,460.36x = 19,823,466,636,931.64
  5. Step 5: Solve for x
    x = 19,823,466,636,931.64/5,105,460.36
  6. Step 6: Final answer
    x = 3,882,797.09

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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.