Home / 13,468,637.37-18,586,718.87-7,273,683.49

Finding the Fourth Proportional to 13,468,637.37, 18,586,718.87 and 7,273,683.49

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Solution

The fourth proportional to 13,468,637.37, 18,586,718.87 and 7,273,683.49 is: 10,037,682.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468,637.37 : 18,586,718.87 = 7,273,683.49 : x
  2. Step 2: Convert to fraction form
    13,468,637.37/18,586,718.87 = 7,273,683.49/x
  3. Step 3: Cross multiply
    13,468,637.37x = 18,586,718.87 × 7,273,683.49
  4. Step 4: Simplify right side
    13,468,637.37x = 135,193,910,077,728.33
  5. Step 5: Solve for x
    x = 135,193,910,077,728.33/13,468,637.37
  6. Step 6: Final answer
    x = 10,037,682.83

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1.5x scale

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.