Home / 12,001,105.18-16,561,524.59-6,494,479.40

Finding the Fourth Proportional to 12,001,105.18, 16,561,524.59 and 6,494,479.40

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Solution

The fourth proportional to 12,001,105.18, 16,561,524.59 and 6,494,479.40 is: 8,962,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001,105.18 : 16,561,524.59 = 6,494,479.40 : x
  2. Step 2: Convert to fraction form
    12,001,105.18/16,561,524.59 = 6,494,479.40/x
  3. Step 3: Cross multiply
    12,001,105.18x = 16,561,524.59 × 6,494,479.40
  4. Step 4: Simplify right side
    12,001,105.18x = 107,558,480,291,279.86
  5. Step 5: Solve for x
    x = 107,558,480,291,279.86/12,001,105.18
  6. Step 6: Final answer
    x = 8,962,381.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.