Home / 76,841,376.67-106,041,941.13-42,034,067.47

Finding the Fourth Proportional to 76,841,376.67, 106,041,941.13 and 42,034,067.47

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Solution

The fourth proportional to 76,841,376.67, 106,041,941.13 and 42,034,067.47 is: 58,007,473.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,841,376.67 : 106,041,941.13 = 42,034,067.47 : x
  2. Step 2: Convert to fraction form
    76,841,376.67/106,041,941.13 = 42,034,067.47/x
  3. Step 3: Cross multiply
    76,841,376.67x = 106,041,941.13 × 42,034,067.47
  4. Step 4: Simplify right side
    76,841,376.67x = 4,457,374,108,108,187.50
  5. Step 5: Solve for x
    x = 4,457,374,108,108,187.50/76,841,376.67
  6. Step 6: Final answer
    x = 58,007,473.33

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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.