Home / 31,599,734.42-47,399,601.06-8,880,631.67

Finding the Fourth Proportional to 31,599,734.42, 47,399,601.06 and 8,880,631.67

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Solution

The fourth proportional to 31,599,734.42, 47,399,601.06 and 8,880,631.67 is: 13,320,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,599,734.42 : 47,399,601.06 = 8,880,631.67 : x
  2. Step 2: Convert to fraction form
    31,599,734.42/47,399,601.06 = 8,880,631.67/x
  3. Step 3: Cross multiply
    31,599,734.42x = 47,399,601.06 × 8,880,631.67
  4. Step 4: Simplify right side
    31,599,734.42x = 420,938,398,318,801.56
  5. Step 5: Solve for x
    x = 420,938,398,318,801.56/31,599,734.42
  6. Step 6: Final answer
    x = 13,320,947.34

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1.5x scale

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.