Home / 21,021,704.60-31,533,593.70-10,944,008.60

Finding the Fourth Proportional to 21,021,704.60, 31,533,593.70 and 10,944,008.60

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Solution

The fourth proportional to 21,021,704.60, 31,533,593.70 and 10,944,008.60 is: 16,416,552.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,021,704.60 : 31,533,593.70 = 10,944,008.60 : x
  2. Step 2: Convert to fraction form
    21,021,704.60/31,533,593.70 = 10,944,008.60/x
  3. Step 3: Cross multiply
    21,021,704.60x = 31,533,593.70 × 10,944,008.60
  4. Step 4: Simplify right side
    21,021,704.60x = 345,103,920,641,705.81
  5. Step 5: Solve for x
    x = 345,103,920,641,705.81/21,021,704.60
  6. Step 6: Final answer
    x = 16,416,552.66

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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.