Home / 6,931,551.20-10,398,021.60-2,382,000.80

Finding the Fourth Proportional to 6,931,551.20, 10,398,021.60 and 2,382,000.80

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Solution

The fourth proportional to 6,931,551.20, 10,398,021.60 and 2,382,000.80 is: 3,573,239.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931,551.20 : 10,398,021.60 = 2,382,000.80 : x
  2. Step 2: Convert to fraction form
    6,931,551.20/10,398,021.60 = 2,382,000.80/x
  3. Step 3: Cross multiply
    6,931,551.20x = 10,398,021.60 × 2,382,000.80
  4. Step 4: Simplify right side
    6,931,551.20x = 24,768,095,769,617.28
  5. Step 5: Solve for x
    x = 24,768,095,769,617.28/6,931,551.20
  6. Step 6: Final answer
    x = 3,573,239.97

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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.