Home / 13,814,725.68-20,722,137.78-4,230,064.32

Finding the Fourth Proportional to 13,814,725.68, 20,722,137.78 and 4,230,064.32

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Solution

The fourth proportional to 13,814,725.68, 20,722,137.78 and 4,230,064.32 is: 6,345,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814,725.68 : 20,722,137.78 = 4,230,064.32 : x
  2. Step 2: Convert to fraction form
    13,814,725.68/20,722,137.78 = 4,230,064.32/x
  3. Step 3: Cross multiply
    13,814,725.68x = 20,722,137.78 × 4,230,064.32
  4. Step 4: Simplify right side
    13,814,725.68x = 87,655,975,657,302.02
  5. Step 5: Solve for x
    x = 87,655,975,657,302.02/13,814,725.68
  6. Step 6: Final answer
    x = 6,345,111.56

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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.