Home / 21,532,573.51-32,285,850.85-8,580,716.71

Finding the Fourth Proportional to 21,532,573.51, 32,285,850.85 and 8,580,716.71

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Solution

The fourth proportional to 21,532,573.51, 32,285,850.85 and 8,580,716.71 is: 12,865,890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,532,573.51 : 32,285,850.85 = 8,580,716.71 : x
  2. Step 2: Convert to fraction form
    21,532,573.51/32,285,850.85 = 8,580,716.71/x
  3. Step 3: Cross multiply
    21,532,573.51x = 32,285,850.85 × 8,580,716.71
  4. Step 4: Simplify right side
    21,532,573.51x = 277,035,739,885,162.75
  5. Step 5: Solve for x
    x = 277,035,739,885,162.75/21,532,573.51
  6. Step 6: Final answer
    x = 12,865,890.82

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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.