Home / 17,239,089.60-25,855,005.60-8,711,409.60

Finding the Fourth Proportional to 17,239,089.60, 25,855,005.60 and 8,711,409.60

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Solution

The fourth proportional to 17,239,089.60, 25,855,005.60 and 8,711,409.60 is: 13,065,280.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239,089.60 : 25,855,005.60 = 8,711,409.60 : x
  2. Step 2: Convert to fraction form
    17,239,089.60/25,855,005.60 = 8,711,409.60/x
  3. Step 3: Cross multiply
    17,239,089.60x = 25,855,005.60 × 8,711,409.60
  4. Step 4: Simplify right side
    17,239,089.60x = 225,233,543,991,893.75
  5. Step 5: Solve for x
    x = 225,233,543,991,893.75/17,239,089.60
  6. Step 6: Final answer
    x = 13,065,280.66

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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.