Home / 17,455,337.20-26,194,815.60-7,865,779.60

Finding the Fourth Proportional to 17,455,337.20, 26,194,815.60 and 7,865,779.60

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Solution

The fourth proportional to 17,455,337.20, 26,194,815.60 and 7,865,779.60 is: 11,803,991.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,455,337.20 : 26,194,815.60 = 7,865,779.60 : x
  2. Step 2: Convert to fraction form
    17,455,337.20/26,194,815.60 = 7,865,779.60/x
  3. Step 3: Cross multiply
    17,455,337.20x = 26,194,815.60 × 7,865,779.60
  4. Step 4: Simplify right side
    17,455,337.20x = 206,042,646,172,241.75
  5. Step 5: Solve for x
    x = 206,042,646,172,241.75/17,455,337.20
  6. Step 6: Final answer
    x = 11,803,991.17

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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.