Home / 27,331,772.32-37,716,365.64-15,107,842

Finding the Fourth Proportional to 27,331,772.32, 37,716,365.64 and 15,107,842

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Solution

The fourth proportional to 27,331,772.32, 37,716,365.64 and 15,107,842 is: 20,848,003.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,331,772.32 : 37,716,365.64 = 15,107,842 : x
  2. Step 2: Convert to fraction form
    27,331,772.32/37,716,365.64 = 15,107,842/x
  3. Step 3: Cross multiply
    27,331,772.32x = 37,716,365.64 × 15,107,842
  4. Step 4: Simplify right side
    27,331,772.32x = 569,812,892,903,348.88
  5. Step 5: Solve for x
    x = 569,812,892,903,348.88/27,331,772.32
  6. Step 6: Final answer
    x = 20,848,003.79

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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.