Home / 31,212,007.20-46,818,010.80-13,296,103.20

Finding the Fourth Proportional to 31,212,007.20, 46,818,010.80 and 13,296,103.20

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Solution

The fourth proportional to 31,212,007.20, 46,818,010.80 and 13,296,103.20 is: 19,944,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212,007.20 : 46,818,010.80 = 13,296,103.20 : x
  2. Step 2: Convert to fraction form
    31,212,007.20/46,818,010.80 = 13,296,103.20/x
  3. Step 3: Cross multiply
    31,212,007.20x = 46,818,010.80 × 13,296,103.20
  4. Step 4: Simplify right side
    31,212,007.20x = 622,497,103,215,514.50
  5. Step 5: Solve for x
    x = 622,497,103,215,514.50/31,212,007.20
  6. Step 6: Final answer
    x = 19,944,154.80

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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.