Home / 27,085,550.40-40,604,410.35-20,724,201.63

Finding the Fourth Proportional to 27,085,550.40, 40,604,410.35 and 20,724,201.63

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Solution

The fourth proportional to 27,085,550.40, 40,604,410.35 and 20,724,201.63 is: 31,068,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085,550.40 : 40,604,410.35 = 20,724,201.63 : x
  2. Step 2: Convert to fraction form
    27,085,550.40/40,604,410.35 = 20,724,201.63/x
  3. Step 3: Cross multiply
    27,085,550.40x = 40,604,410.35 × 20,724,201.63
  4. Step 4: Simplify right side
    27,085,550.40x = 841,493,987,160,658.88
  5. Step 5: Solve for x
    x = 841,493,987,160,658.88/27,085,550.40
  6. Step 6: Final answer
    x = 31,068,003.96

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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.