Home / 13,253,059.20-19,879,588.80-6,875,767.20

Finding the Fourth Proportional to 13,253,059.20, 19,879,588.80 and 6,875,767.20

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Solution

The fourth proportional to 13,253,059.20, 19,879,588.80 and 6,875,767.20 is: 10,313,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,059.20 : 19,879,588.80 = 6,875,767.20 : x
  2. Step 2: Convert to fraction form
    13,253,059.20/19,879,588.80 = 6,875,767.20/x
  3. Step 3: Cross multiply
    13,253,059.20x = 19,879,588.80 × 6,875,767.20
  4. Step 4: Simplify right side
    13,253,059.20x = 136,687,424,620,527.38
  5. Step 5: Solve for x
    x = 136,687,424,620,527.38/13,253,059.20
  6. Step 6: Final answer
    x = 10,313,650.80

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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.