Home / 76,723,351.86-115,071,163.63-22,122,513.03

Finding the Fourth Proportional to 76,723,351.86, 115,071,163.63 and 22,122,513.03

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Solution

The fourth proportional to 76,723,351.86, 115,071,163.63 and 22,122,513.03 is: 33,179,771.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,723,351.86 : 115,071,163.63 = 22,122,513.03 : x
  2. Step 2: Convert to fraction form
    76,723,351.86/115,071,163.63 = 22,122,513.03/x
  3. Step 3: Cross multiply
    76,723,351.86x = 115,071,163.63 × 22,122,513.03
  4. Step 4: Simplify right side
    76,723,351.86x = 2,545,663,316,781,937
  5. Step 5: Solve for x
    x = 2,545,663,316,781,937/76,723,351.86
  6. Step 6: Final answer
    x = 33,179,771.93

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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.