Home / 28,876,520.40-43,314,780.60-23,207,816.40

Finding the Fourth Proportional to 28,876,520.40, 43,314,780.60 and 23,207,816.40

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Solution

The fourth proportional to 28,876,520.40, 43,314,780.60 and 23,207,816.40 is: 34,811,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,876,520.40 : 43,314,780.60 = 23,207,816.40 : x
  2. Step 2: Convert to fraction form
    28,876,520.40/43,314,780.60 = 23,207,816.40/x
  3. Step 3: Cross multiply
    28,876,520.40x = 43,314,780.60 × 23,207,816.40
  4. Step 4: Simplify right side
    28,876,520.40x = 1,005,241,475,571,081.75
  5. Step 5: Solve for x
    x = 1,005,241,475,571,081.75/28,876,520.40
  6. Step 6: Final answer
    x = 34,811,724.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.