Home / 8,857,415.60-13,286,123.40-8,101,588.40

Finding the Fourth Proportional to 8,857,415.60, 13,286,123.40 and 8,101,588.40

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Solution

The fourth proportional to 8,857,415.60, 13,286,123.40 and 8,101,588.40 is: 12,152,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,415.60 : 13,286,123.40 = 8,101,588.40 : x
  2. Step 2: Convert to fraction form
    8,857,415.60/13,286,123.40 = 8,101,588.40/x
  3. Step 3: Cross multiply
    8,857,415.60x = 13,286,123.40 × 8,101,588.40
  4. Step 4: Simplify right side
    8,857,415.60x = 107,638,703,218,408.56
  5. Step 5: Solve for x
    x = 107,638,703,218,408.56/8,857,415.60
  6. Step 6: Final answer
    x = 12,152,382.60

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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.