Home / 8,186,416.63-12,276,967.82-2,720,043.41

Finding the Fourth Proportional to 8,186,416.63, 12,276,967.82 and 2,720,043.41

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Solution

The fourth proportional to 8,186,416.63, 12,276,967.82 and 2,720,043.41 is: 4,079,182.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186,416.63 : 12,276,967.82 = 2,720,043.41 : x
  2. Step 2: Convert to fraction form
    8,186,416.63/12,276,967.82 = 2,720,043.41/x
  3. Step 3: Cross multiply
    8,186,416.63x = 12,276,967.82 × 2,720,043.41
  4. Step 4: Simplify right side
    8,186,416.63x = 33,393,885,353,888.25
  5. Step 5: Solve for x
    x = 33,393,885,353,888.25/8,186,416.63
  6. Step 6: Final answer
    x = 4,079,182.24

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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.