Home / 10,866,056.37-14,988,914.11-6,784,589.49

Finding the Fourth Proportional to 10,866,056.37, 14,988,914.11 and 6,784,589.49

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Solution

The fourth proportional to 10,866,056.37, 14,988,914.11 and 6,784,589.49 is: 9,358,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,056.37 : 14,988,914.11 = 6,784,589.49 : x
  2. Step 2: Convert to fraction form
    10,866,056.37/14,988,914.11 = 6,784,589.49/x
  3. Step 3: Cross multiply
    10,866,056.37x = 14,988,914.11 × 6,784,589.49
  4. Step 4: Simplify right side
    10,866,056.37x = 101,693,629,137,218.70
  5. Step 5: Solve for x
    x = 101,693,629,137,218.70/10,866,056.37
  6. Step 6: Final answer
    x = 9,358,835.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.