Home / 31,809,628.80-47,714,443.20-29,471,288.40

Finding the Fourth Proportional to 31,809,628.80, 47,714,443.20 and 29,471,288.40

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Solution

The fourth proportional to 31,809,628.80, 47,714,443.20 and 29,471,288.40 is: 44,206,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,809,628.80 : 47,714,443.20 = 29,471,288.40 : x
  2. Step 2: Convert to fraction form
    31,809,628.80/47,714,443.20 = 29,471,288.40/x
  3. Step 3: Cross multiply
    31,809,628.80x = 47,714,443.20 × 29,471,288.40
  4. Step 4: Simplify right side
    31,809,628.80x = 1,406,206,116,392,619
  5. Step 5: Solve for x
    x = 1,406,206,116,392,619/31,809,628.80
  6. Step 6: Final answer
    x = 44,206,932.60

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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.