Home / 31,898,317.20-47,845,162.92-12,463,888.92

Finding the Fourth Proportional to 31,898,317.20, 47,845,162.92 and 12,463,888.92

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Solution

The fourth proportional to 31,898,317.20, 47,845,162.92 and 12,463,888.92 is: 18,694,929.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,898,317.20 : 47,845,162.92 = 12,463,888.92 : x
  2. Step 2: Convert to fraction form
    31,898,317.20/47,845,162.92 = 12,463,888.92/x
  3. Step 3: Cross multiply
    31,898,317.20x = 47,845,162.92 × 12,463,888.92
  4. Step 4: Simplify right side
    31,898,317.20x = 596,336,795,994,182.88
  5. Step 5: Solve for x
    x = 596,336,795,994,182.88/31,898,317.20
  6. Step 6: Final answer
    x = 18,694,929.65

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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.