Home / 31,833,009.60-47,749,514.40-13,634,107.80

Finding the Fourth Proportional to 31,833,009.60, 47,749,514.40 and 13,634,107.80

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Solution

The fourth proportional to 31,833,009.60, 47,749,514.40 and 13,634,107.80 is: 20,451,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,833,009.60 : 47,749,514.40 = 13,634,107.80 : x
  2. Step 2: Convert to fraction form
    31,833,009.60/47,749,514.40 = 13,634,107.80/x
  3. Step 3: Cross multiply
    31,833,009.60x = 47,749,514.40 × 13,634,107.80
  4. Step 4: Simplify right side
    31,833,009.60x = 651,022,026,727,252.38
  5. Step 5: Solve for x
    x = 651,022,026,727,252.38/31,833,009.60
  6. Step 6: Final answer
    x = 20,451,161.70

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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.