Home / 12,164,658.33-16,785,422.58-7,388,313.93

Finding the Fourth Proportional to 12,164,658.33, 16,785,422.58 and 7,388,313.93

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Solution

The fourth proportional to 12,164,658.33, 16,785,422.58 and 7,388,313.93 is: 10,194,776.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164,658.33 : 16,785,422.58 = 7,388,313.93 : x
  2. Step 2: Convert to fraction form
    12,164,658.33/16,785,422.58 = 7,388,313.93/x
  3. Step 3: Cross multiply
    12,164,658.33x = 16,785,422.58 × 7,388,313.93
  4. Step 4: Simplify right side
    12,164,658.33x = 124,015,971,468,750.52
  5. Step 5: Solve for x
    x = 124,015,971,468,750.52/12,164,658.33
  6. Step 6: Final answer
    x = 10,194,776.38

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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.