Home / 8,058,365.70-12,087,548.55-7,008,605.70

Finding the Fourth Proportional to 8,058,365.70, 12,087,548.55 and 7,008,605.70

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Solution

The fourth proportional to 8,058,365.70, 12,087,548.55 and 7,008,605.70 is: 10,512,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058,365.70 : 12,087,548.55 = 7,008,605.70 : x
  2. Step 2: Convert to fraction form
    8,058,365.70/12,087,548.55 = 7,008,605.70/x
  3. Step 3: Cross multiply
    8,058,365.70x = 12,087,548.55 × 7,008,605.70
  4. Step 4: Simplify right side
    8,058,365.70x = 84,716,861,666,556.75
  5. Step 5: Solve for x
    x = 84,716,861,666,556.75/8,058,365.70
  6. Step 6: Final answer
    x = 10,512,908.55

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Similar ratio
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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.