Home / 18,956,065.12-26,132,162.16-13,514,109.28

Finding the Fourth Proportional to 18,956,065.12, 26,132,162.16 and 13,514,109.28

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Solution

The fourth proportional to 18,956,065.12, 26,132,162.16 and 13,514,109.28 is: 18,630,073.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956,065.12 : 26,132,162.16 = 13,514,109.28 : x
  2. Step 2: Convert to fraction form
    18,956,065.12/26,132,162.16 = 13,514,109.28/x
  3. Step 3: Cross multiply
    18,956,065.12x = 26,132,162.16 × 13,514,109.28
  4. Step 4: Simplify right side
    18,956,065.12x = 353,152,895,152,920.81
  5. Step 5: Solve for x
    x = 353,152,895,152,920.81/18,956,065.12
  6. Step 6: Final answer
    x = 18,630,073.96

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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.