Home / 76,574,693.79-105,673,076.87-41,767,383.15

Finding the Fourth Proportional to 76,574,693.79, 105,673,076.87 and 41,767,383.15

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Solution

The fourth proportional to 76,574,693.79, 105,673,076.87 and 41,767,383.15 is: 57,638,988.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,574,693.79 : 105,673,076.87 = 41,767,383.15 : x
  2. Step 2: Convert to fraction form
    76,574,693.79/105,673,076.87 = 41,767,383.15/x
  3. Step 3: Cross multiply
    76,574,693.79x = 105,673,076.87 × 41,767,383.15
  4. Step 4: Simplify right side
    76,574,693.79x = 4,413,687,890,059,855.50
  5. Step 5: Solve for x
    x = 4,413,687,890,059,855.50/76,574,693.79
  6. Step 6: Final answer
    x = 57,638,988.44

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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.