Home / 10,252,812.10-15,379,218.15-10,093,379.80

Finding the Fourth Proportional to 10,252,812.10, 15,379,218.15 and 10,093,379.80

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Solution

The fourth proportional to 10,252,812.10, 15,379,218.15 and 10,093,379.80 is: 15,140,069.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252,812.10 : 15,379,218.15 = 10,093,379.80 : x
  2. Step 2: Convert to fraction form
    10,252,812.10/15,379,218.15 = 10,093,379.80/x
  3. Step 3: Cross multiply
    10,252,812.10x = 15,379,218.15 × 10,093,379.80
  4. Step 4: Simplify right side
    10,252,812.10x = 155,228,289,815,003.38
  5. Step 5: Solve for x
    x = 155,228,289,815,003.38/10,252,812.10
  6. Step 6: Final answer
    x = 15,140,069.70

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1.5x scale

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.