Home / 8,514,318.40-12,771,477.60-7,590,529.60

Finding the Fourth Proportional to 8,514,318.40, 12,771,477.60 and 7,590,529.60

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Solution

The fourth proportional to 8,514,318.40, 12,771,477.60 and 7,590,529.60 is: 11,385,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514,318.40 : 12,771,477.60 = 7,590,529.60 : x
  2. Step 2: Convert to fraction form
    8,514,318.40/12,771,477.60 = 7,590,529.60/x
  3. Step 3: Cross multiply
    8,514,318.40x = 12,771,477.60 × 7,590,529.60
  4. Step 4: Simplify right side
    8,514,318.40x = 96,942,278,758,536.95
  5. Step 5: Solve for x
    x = 96,942,278,758,536.95/8,514,318.40
  6. Step 6: Final answer
    x = 11,385,794.40

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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.