Home / 76,264,722-105,243,098.31-43,228,011.24

Finding the Fourth Proportional to 76,264,722, 105,243,098.31 and 43,228,011.24

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Solution

The fourth proportional to 76,264,722, 105,243,098.31 and 43,228,011.24 is: 59,653,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,264,722 : 105,243,098.31 = 43,228,011.24 : x
  2. Step 2: Convert to fraction form
    76,264,722/105,243,098.31 = 43,228,011.24/x
  3. Step 3: Cross multiply
    76,264,722x = 105,243,098.31 × 43,228,011.24
  4. Step 4: Simplify right side
    76,264,722x = 4,549,449,836,677,105
  5. Step 5: Solve for x
    x = 4,549,449,836,677,105/76,264,722
  6. Step 6: Final answer
    x = 59,653,398.29

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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.