Home / 16,786,795.86-23,165,779.41-9,543,451.86

Finding the Fourth Proportional to 16,786,795.86, 23,165,779.41 and 9,543,451.86

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Solution

The fourth proportional to 16,786,795.86, 23,165,779.41 and 9,543,451.86 is: 13,169,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786,795.86 : 23,165,779.41 = 9,543,451.86 : x
  2. Step 2: Convert to fraction form
    16,786,795.86/23,165,779.41 = 9,543,451.86/x
  3. Step 3: Cross multiply
    16,786,795.86x = 23,165,779.41 × 9,543,451.86
  4. Step 4: Simplify right side
    16,786,795.86x = 221,081,500,598,714.19
  5. Step 5: Solve for x
    x = 221,081,500,598,714.19/16,786,795.86
  6. Step 6: Final answer
    x = 13,169,964.21

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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.