Home / 8,669,786.70-13,000,743.45-3,276,644.70

Finding the Fourth Proportional to 8,669,786.70, 13,000,743.45 and 3,276,644.70

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Solution

The fourth proportional to 8,669,786.70, 13,000,743.45 and 3,276,644.70 is: 4,913,479.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669,786.70 : 13,000,743.45 = 3,276,644.70 : x
  2. Step 2: Convert to fraction form
    8,669,786.70/13,000,743.45 = 3,276,644.70/x
  3. Step 3: Cross multiply
    8,669,786.70x = 13,000,743.45 × 3,276,644.70
  4. Step 4: Simplify right side
    8,669,786.70x = 42,598,817,121,502.22
  5. Step 5: Solve for x
    x = 42,598,817,121,502.22/8,669,786.70
  6. Step 6: Final answer
    x = 4,913,479.26

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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.