Home / 8,080,823.76-12,118,085.56-3,029,378

Finding the Fourth Proportional to 8,080,823.76, 12,118,085.56 and 3,029,378

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Solution

The fourth proportional to 8,080,823.76, 12,118,085.56 and 3,029,378 is: 4,542,886.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080,823.76 : 12,118,085.56 = 3,029,378 : x
  2. Step 2: Convert to fraction form
    8,080,823.76/12,118,085.56 = 3,029,378/x
  3. Step 3: Cross multiply
    8,080,823.76x = 12,118,085.56 × 3,029,378
  4. Step 4: Simplify right side
    8,080,823.76x = 36,710,261,797,581.68
  5. Step 5: Solve for x
    x = 36,710,261,797,581.68/8,080,823.76
  6. Step 6: Final answer
    x = 4,542,886.08

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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.