Home / 10,664,549.80-15,996,824.70-4,680,917.80

Finding the Fourth Proportional to 10,664,549.80, 15,996,824.70 and 4,680,917.80

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Solution

The fourth proportional to 10,664,549.80, 15,996,824.70 and 4,680,917.80 is: 7,021,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,664,549.80 : 15,996,824.70 = 4,680,917.80 : x
  2. Step 2: Convert to fraction form
    10,664,549.80/15,996,824.70 = 4,680,917.80/x
  3. Step 3: Cross multiply
    10,664,549.80x = 15,996,824.70 × 4,680,917.80
  4. Step 4: Simplify right side
    10,664,549.80x = 74,879,821,481,709.66
  5. Step 5: Solve for x
    x = 74,879,821,481,709.66/10,664,549.80
  6. Step 6: Final answer
    x = 7,021,376.70

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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.