Home / 8,058,706.60-12,088,059.90-7,176,908.20

Finding the Fourth Proportional to 8,058,706.60, 12,088,059.90 and 7,176,908.20

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Solution

The fourth proportional to 8,058,706.60, 12,088,059.90 and 7,176,908.20 is: 10,765,362.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058,706.60 : 12,088,059.90 = 7,176,908.20 : x
  2. Step 2: Convert to fraction form
    8,058,706.60/12,088,059.90 = 7,176,908.20/x
  3. Step 3: Cross multiply
    8,058,706.60x = 12,088,059.90 × 7,176,908.20
  4. Step 4: Simplify right side
    8,058,706.60x = 86,754,896,218,401.19
  5. Step 5: Solve for x
    x = 86,754,896,218,401.19/8,058,706.60
  6. Step 6: Final answer
    x = 10,765,362.30

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Double scale
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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.