Home / 8,088,012.55-12,132,018.83-7,472,153.35

Finding the Fourth Proportional to 8,088,012.55, 12,132,018.83 and 7,472,153.35

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Solution

The fourth proportional to 8,088,012.55, 12,132,018.83 and 7,472,153.35 is: 11,208,230.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088,012.55 : 12,132,018.83 = 7,472,153.35 : x
  2. Step 2: Convert to fraction form
    8,088,012.55/12,132,018.83 = 7,472,153.35/x
  3. Step 3: Cross multiply
    8,088,012.55x = 12,132,018.83 × 7,472,153.35
  4. Step 4: Simplify right side
    8,088,012.55x = 90,652,305,105,486.80
  5. Step 5: Solve for x
    x = 90,652,305,105,486.80/8,088,012.55
  6. Step 6: Final answer
    x = 11,208,230.03

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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.