Home / 28,600,610.66-39,468,677.78-16,213,040.76

Finding the Fourth Proportional to 28,600,610.66, 39,468,677.78 and 16,213,040.76

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Solution

The fourth proportional to 28,600,610.66, 39,468,677.78 and 16,213,040.76 is: 22,373,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,600,610.66 : 39,468,677.78 = 16,213,040.76 : x
  2. Step 2: Convert to fraction form
    28,600,610.66/39,468,677.78 = 16,213,040.76/x
  3. Step 3: Cross multiply
    28,600,610.66x = 39,468,677.78 × 16,213,040.76
  4. Step 4: Simplify right side
    28,600,610.66x = 639,907,281,509,381.12
  5. Step 5: Solve for x
    x = 639,907,281,509,381.12/28,600,610.66
  6. Step 6: Final answer
    x = 22,373,902.75

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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.