Home / 10,786,964.60-16,159,451.70-6,514,441.40

Finding the Fourth Proportional to 10,786,964.60, 16,159,451.70 and 6,514,441.40

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Solution

The fourth proportional to 10,786,964.60, 16,159,451.70 and 6,514,441.40 is: 9,758,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786,964.60 : 16,159,451.70 = 6,514,441.40 : x
  2. Step 2: Convert to fraction form
    10,786,964.60/16,159,451.70 = 6,514,441.40/x
  3. Step 3: Cross multiply
    10,786,964.60x = 16,159,451.70 × 6,514,441.40
  4. Step 4: Simplify right side
    10,786,964.60x = 105,269,801,155,780.38
  5. Step 5: Solve for x
    x = 105,269,801,155,780.38/10,786,964.60
  6. Step 6: Final answer
    x = 9,758,982.72

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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.