Home / 76,744,700.89-115,104,687.96-21,413,967.22

Finding the Fourth Proportional to 76,744,700.89, 115,104,687.96 and 21,413,967.22

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Solution

The fourth proportional to 76,744,700.89, 115,104,687.96 and 21,413,967.22 is: 32,117,501.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,744,700.89 : 115,104,687.96 = 21,413,967.22 : x
  2. Step 2: Convert to fraction form
    76,744,700.89/115,104,687.96 = 21,413,967.22/x
  3. Step 3: Cross multiply
    76,744,700.89x = 115,104,687.96 × 21,413,967.22
  4. Step 4: Simplify right side
    76,744,700.89x = 2,464,848,014,239,754
  5. Step 5: Solve for x
    x = 2,464,848,014,239,754/76,744,700.89
  6. Step 6: Final answer
    x = 32,117,501.09

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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.