Home / 76,580,089.98-105,681,198.63-41,772,935.22

Finding the Fourth Proportional to 76,580,089.98, 105,681,198.63 and 41,772,935.22

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Solution

The fourth proportional to 76,580,089.98, 105,681,198.63 and 41,772,935.22 is: 57,647,018.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,580,089.98 : 105,681,198.63 = 41,772,935.22 : x
  2. Step 2: Convert to fraction form
    76,580,089.98/105,681,198.63 = 41,772,935.22/x
  3. Step 3: Cross multiply
    76,580,089.98x = 105,681,198.63 × 41,772,935.22
  4. Step 4: Simplify right side
    76,580,089.98x = 4,414,613,864,342,942.50
  5. Step 5: Solve for x
    x = 4,414,613,864,342,942.50/76,580,089.98
  6. Step 6: Final answer
    x = 57,647,018.51

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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.