Home / 6,138,220.72-8,471,508.29-3,525,543.04

Finding the Fourth Proportional to 6,138,220.72, 8,471,508.29 and 3,525,543.04

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Solution

The fourth proportional to 6,138,220.72, 8,471,508.29 and 3,525,543.04 is: 4,865,688.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138,220.72 : 8,471,508.29 = 3,525,543.04 : x
  2. Step 2: Convert to fraction form
    6,138,220.72/8,471,508.29 = 3,525,543.04/x
  3. Step 3: Cross multiply
    6,138,220.72x = 8,471,508.29 × 3,525,543.04
  4. Step 4: Simplify right side
    6,138,220.72x = 29,866,667,090,111.80
  5. Step 5: Solve for x
    x = 29,866,667,090,111.80/6,138,220.72
  6. Step 6: Final answer
    x = 4,865,688.03

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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.