Home / 28,913,027.16-39,899,605.23-16,522,978.69

Finding the Fourth Proportional to 28,913,027.16, 39,899,605.23 and 16,522,978.69

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Solution

The fourth proportional to 28,913,027.16, 39,899,605.23 and 16,522,978.69 is: 22,801,497.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913,027.16 : 39,899,605.23 = 16,522,978.69 : x
  2. Step 2: Convert to fraction form
    28,913,027.16/39,899,605.23 = 16,522,978.69/x
  3. Step 3: Cross multiply
    28,913,027.16x = 39,899,605.23 × 16,522,978.69
  4. Step 4: Simplify right side
    28,913,027.16x = 659,260,326,954,702.50
  5. Step 5: Solve for x
    x = 659,260,326,954,702.50/28,913,027.16
  6. Step 6: Final answer
    x = 22,801,497.86

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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.