Home / 18,956,062.62-26,132,158.71-13,514,106.78

Finding the Fourth Proportional to 18,956,062.62, 26,132,158.71 and 13,514,106.78

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Solution

The fourth proportional to 18,956,062.62, 26,132,158.71 and 13,514,106.78 is: 18,630,070.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956,062.62 : 26,132,158.71 = 13,514,106.78 : x
  2. Step 2: Convert to fraction form
    18,956,062.62/26,132,158.71 = 13,514,106.78/x
  3. Step 3: Cross multiply
    18,956,062.62x = 26,132,158.71 × 13,514,106.78
  4. Step 4: Simplify right side
    18,956,062.62x = 353,152,783,198,847.06
  5. Step 5: Solve for x
    x = 353,152,783,198,847.06/18,956,062.62
  6. Step 6: Final answer
    x = 18,630,070.51

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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.