Home / 7,187,213.90-10,763,633.72-4,145,358.13

Finding the Fourth Proportional to 7,187,213.90, 10,763,633.72 and 4,145,358.13

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Solution

The fourth proportional to 7,187,213.90, 10,763,633.72 and 4,145,358.13 is: 6,208,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187,213.90 : 10,763,633.72 = 4,145,358.13 : x
  2. Step 2: Convert to fraction form
    7,187,213.90/10,763,633.72 = 4,145,358.13/x
  3. Step 3: Cross multiply
    7,187,213.90x = 10,763,633.72 × 4,145,358.13
  4. Step 4: Simplify right side
    7,187,213.90x = 44,619,116,532,998.45
  5. Step 5: Solve for x
    x = 44,619,116,532,998.45/7,187,213.90
  6. Step 6: Final answer
    x = 6,208,124.20

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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.