Home / 6,872,956.20-10,309,434.30-3,837,205.80

Finding the Fourth Proportional to 6,872,956.20, 10,309,434.30 and 3,837,205.80

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Solution

The fourth proportional to 6,872,956.20, 10,309,434.30 and 3,837,205.80 is: 5,755,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,956.20 : 10,309,434.30 = 3,837,205.80 : x
  2. Step 2: Convert to fraction form
    6,872,956.20/10,309,434.30 = 3,837,205.80/x
  3. Step 3: Cross multiply
    6,872,956.20x = 10,309,434.30 × 3,837,205.80
  4. Step 4: Simplify right side
    6,872,956.20x = 39,559,421,090,678.94
  5. Step 5: Solve for x
    x = 39,559,421,090,678.94/6,872,956.20
  6. Step 6: Final answer
    x = 5,755,808.70

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Double scale
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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.