Home / 3,910,951.80-5,866,427.70-3,533,038.20

Finding the Fourth Proportional to 3,910,951.80, 5,866,427.70 and 3,533,038.20

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Solution

The fourth proportional to 3,910,951.80, 5,866,427.70 and 3,533,038.20 is: 5,299,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,951.80 : 5,866,427.70 = 3,533,038.20 : x
  2. Step 2: Convert to fraction form
    3,910,951.80/5,866,427.70 = 3,533,038.20/x
  3. Step 3: Cross multiply
    3,910,951.80x = 5,866,427.70 × 3,533,038.20
  4. Step 4: Simplify right side
    3,910,951.80x = 20,726,313,161,638.14
  5. Step 5: Solve for x
    x = 20,726,313,161,638.14/3,910,951.80
  6. Step 6: Final answer
    x = 5,299,557.30

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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.