Home / 76,328,426.15-105,333,148.37-41,521,033.57

Finding the Fourth Proportional to 76,328,426.15, 105,333,148.37 and 41,521,033.57

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Solution

The fourth proportional to 76,328,426.15, 105,333,148.37 and 41,521,033.57 is: 57,298,982.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,328,426.15 : 105,333,148.37 = 41,521,033.57 : x
  2. Step 2: Convert to fraction form
    76,328,426.15/105,333,148.37 = 41,521,033.57/x
  3. Step 3: Cross multiply
    76,328,426.15x = 105,333,148.37 × 41,521,033.57
  4. Step 4: Simplify right side
    76,328,426.15x = 4,373,541,189,345,031
  5. Step 5: Solve for x
    x = 4,373,541,189,345,031/76,328,426.15
  6. Step 6: Final answer
    x = 57,298,982.96

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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.