Home / 8,912,841.21-13,370,167.80-3,076,267.41

Finding the Fourth Proportional to 8,912,841.21, 13,370,167.80 and 3,076,267.41

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Solution

The fourth proportional to 8,912,841.21, 13,370,167.80 and 3,076,267.41 is: 4,614,713.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912,841.21 : 13,370,167.80 = 3,076,267.41 : x
  2. Step 2: Convert to fraction form
    8,912,841.21/13,370,167.80 = 3,076,267.41/x
  3. Step 3: Cross multiply
    8,912,841.21x = 13,370,167.80 × 3,076,267.41
  4. Step 4: Simplify right side
    8,912,841.21x = 41,130,211,469,371.40
  5. Step 5: Solve for x
    x = 41,130,211,469,371.40/8,912,841.21
  6. Step 6: Final answer
    x = 4,614,713.82

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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.