Home / 17,909,405.94-26,869,379.57-5,778,641.82

Finding the Fourth Proportional to 17,909,405.94, 26,869,379.57 and 5,778,641.82

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Solution

The fourth proportional to 17,909,405.94, 26,869,379.57 and 5,778,641.82 is: 8,669,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909,405.94 : 26,869,379.57 = 5,778,641.82 : x
  2. Step 2: Convert to fraction form
    17,909,405.94/26,869,379.57 = 5,778,641.82/x
  3. Step 3: Cross multiply
    17,909,405.94x = 26,869,379.57 × 5,778,641.82
  4. Step 4: Simplify right side
    17,909,405.94x = 155,268,520,460,655.62
  5. Step 5: Solve for x
    x = 155,268,520,460,655.62/17,909,405.94
  6. Step 6: Final answer
    x = 8,669,663.36

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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.