Home / 31,599,617.87-47,357,809.31-13,381,270.23

Finding the Fourth Proportional to 31,599,617.87, 47,357,809.31 and 13,381,270.23

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Solution

The fourth proportional to 31,599,617.87, 47,357,809.31 and 13,381,270.23 is: 20,054,281.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,599,617.87 : 47,357,809.31 = 13,381,270.23 : x
  2. Step 2: Convert to fraction form
    31,599,617.87/47,357,809.31 = 13,381,270.23/x
  3. Step 3: Cross multiply
    31,599,617.87x = 47,357,809.31 × 13,381,270.23
  4. Step 4: Simplify right side
    31,599,617.87x = 633,707,644,088,964.88
  5. Step 5: Solve for x
    x = 633,707,644,088,964.88/31,599,617.87
  6. Step 6: Final answer
    x = 20,054,281.88

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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.