Home / 12,463,048.40-18,694,572.60-7,088,277.20

Finding the Fourth Proportional to 12,463,048.40, 18,694,572.60 and 7,088,277.20

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Solution

The fourth proportional to 12,463,048.40, 18,694,572.60 and 7,088,277.20 is: 10,632,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,048.40 : 18,694,572.60 = 7,088,277.20 : x
  2. Step 2: Convert to fraction form
    12,463,048.40/18,694,572.60 = 7,088,277.20/x
  3. Step 3: Cross multiply
    12,463,048.40x = 18,694,572.60 × 7,088,277.20
  4. Step 4: Simplify right side
    12,463,048.40x = 132,512,312,724,324.73
  5. Step 5: Solve for x
    x = 132,512,312,724,324.73/12,463,048.40
  6. Step 6: Final answer
    x = 10,632,415.80

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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.