Home / 37,620,731.98-51,912,459.22-21,097,456.32

Finding the Fourth Proportional to 37,620,731.98, 51,912,459.22 and 21,097,456.32

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Solution

The fourth proportional to 37,620,731.98, 51,912,459.22 and 21,097,456.32 is: 29,112,161.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,620,731.98 : 51,912,459.22 = 21,097,456.32 : x
  2. Step 2: Convert to fraction form
    37,620,731.98/51,912,459.22 = 21,097,456.32/x
  3. Step 3: Cross multiply
    37,620,731.98x = 51,912,459.22 × 21,097,456.32
  4. Step 4: Simplify right side
    37,620,731.98x = 1,095,220,840,857,731.25
  5. Step 5: Solve for x
    x = 1,095,220,840,857,731.25/37,620,731.98
  6. Step 6: Final answer
    x = 29,112,161.92

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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.