Home / 14,867,797.37-20,479,331.97-10,509,390.68

Finding the Fourth Proportional to 14,867,797.37, 20,479,331.97 and 10,509,390.68

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Solution

The fourth proportional to 14,867,797.37, 20,479,331.97 and 10,509,390.68 is: 14,475,937.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867,797.37 : 20,479,331.97 = 10,509,390.68 : x
  2. Step 2: Convert to fraction form
    14,867,797.37/20,479,331.97 = 10,509,390.68/x
  3. Step 3: Cross multiply
    14,867,797.37x = 20,479,331.97 × 10,509,390.68
  4. Step 4: Simplify right side
    14,867,797.37x = 215,225,300,435,747.38
  5. Step 5: Solve for x
    x = 215,225,300,435,747.38/14,867,797.37
  6. Step 6: Final answer
    x = 14,475,937.16

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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.