Home / 13,134,953-18,126,063.46-7,333,833.48

Finding the Fourth Proportional to 13,134,953, 18,126,063.46 and 7,333,833.48

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Solution

The fourth proportional to 13,134,953, 18,126,063.46 and 7,333,833.48 is: 10,120,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134,953 : 18,126,063.46 = 7,333,833.48 : x
  2. Step 2: Convert to fraction form
    13,134,953/18,126,063.46 = 7,333,833.48/x
  3. Step 3: Cross multiply
    13,134,953x = 18,126,063.46 × 7,333,833.48
  4. Step 4: Simplify right side
    13,134,953x = 132,933,531,063,552.66
  5. Step 5: Solve for x
    x = 132,933,531,063,552.66/13,134,953
  6. Step 6: Final answer
    x = 10,120,594.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.