Home / 37,620,732.48-51,912,459.91-21,097,456.82

Finding the Fourth Proportional to 37,620,732.48, 51,912,459.91 and 21,097,456.82

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Solution

The fourth proportional to 37,620,732.48, 51,912,459.91 and 21,097,456.82 is: 29,112,162.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,620,732.48 : 51,912,459.91 = 21,097,456.82 : x
  2. Step 2: Convert to fraction form
    37,620,732.48/51,912,459.91 = 21,097,456.82/x
  3. Step 3: Cross multiply
    37,620,732.48x = 51,912,459.91 × 21,097,456.82
  4. Step 4: Simplify right side
    37,620,732.48x = 1,095,220,881,371,206
  5. Step 5: Solve for x
    x = 1,095,220,881,371,206/37,620,732.48
  6. Step 6: Final answer
    x = 29,112,162.61

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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.