Home / 31,724,861.34-47,586,906.62-8,695,776.48

Finding the Fourth Proportional to 31,724,861.34, 47,586,906.62 and 8,695,776.48

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Solution

The fourth proportional to 31,724,861.34, 47,586,906.62 and 8,695,776.48 is: 13,043,559.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724,861.34 : 47,586,906.62 = 8,695,776.48 : x
  2. Step 2: Convert to fraction form
    31,724,861.34/47,586,906.62 = 8,695,776.48/x
  3. Step 3: Cross multiply
    31,724,861.34x = 47,586,906.62 × 8,695,776.48
  4. Step 4: Simplify right side
    31,724,861.34x = 413,805,103,342,152.31
  5. Step 5: Solve for x
    x = 413,805,103,342,152.31/31,724,861.34
  6. Step 6: Final answer
    x = 13,043,559.08

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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.