Home / 53,236,848.51-73,467,072.27-28,790,562.51

Finding the Fourth Proportional to 53,236,848.51, 73,467,072.27 and 28,790,562.51

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Solution

The fourth proportional to 53,236,848.51, 73,467,072.27 and 28,790,562.51 is: 39,731,095.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236,848.51 : 73,467,072.27 = 28,790,562.51 : x
  2. Step 2: Convert to fraction form
    53,236,848.51/73,467,072.27 = 28,790,562.51/x
  3. Step 3: Cross multiply
    53,236,848.51x = 73,467,072.27 × 28,790,562.51
  4. Step 4: Simplify right side
    53,236,848.51x = 2,115,158,336,616,122.50
  5. Step 5: Solve for x
    x = 2,115,158,336,616,122.50/53,236,848.51
  6. Step 6: Final answer
    x = 39,731,095.96

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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.