Home / 5,458,443.80-8,187,665.70-2,617,093.40

Finding the Fourth Proportional to 5,458,443.80, 8,187,665.70 and 2,617,093.40

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Solution

The fourth proportional to 5,458,443.80, 8,187,665.70 and 2,617,093.40 is: 3,925,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,443.80 : 8,187,665.70 = 2,617,093.40 : x
  2. Step 2: Convert to fraction form
    5,458,443.80/8,187,665.70 = 2,617,093.40/x
  3. Step 3: Cross multiply
    5,458,443.80x = 8,187,665.70 × 2,617,093.40
  4. Step 4: Simplify right side
    5,458,443.80x = 21,427,885,864,876.38
  5. Step 5: Solve for x
    x = 21,427,885,864,876.38/5,458,443.80
  6. Step 6: Final answer
    x = 3,925,640.10

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1.5x scale

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.