Home / 13,840,155.70-20,760,233.55-8,076,973.30

Finding the Fourth Proportional to 13,840,155.70, 20,760,233.55 and 8,076,973.30

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Solution

The fourth proportional to 13,840,155.70, 20,760,233.55 and 8,076,973.30 is: 12,115,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,155.70 : 20,760,233.55 = 8,076,973.30 : x
  2. Step 2: Convert to fraction form
    13,840,155.70/20,760,233.55 = 8,076,973.30/x
  3. Step 3: Cross multiply
    13,840,155.70x = 20,760,233.55 × 8,076,973.30
  4. Step 4: Simplify right side
    13,840,155.70x = 167,679,852,085,114.22
  5. Step 5: Solve for x
    x = 167,679,852,085,114.22/13,840,155.70
  6. Step 6: Final answer
    x = 12,115,459.95

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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.