Home / 52,186,212.13-72,014,999.63-28,982,833.77

Finding the Fourth Proportional to 52,186,212.13, 72,014,999.63 and 28,982,833.77

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Solution

The fourth proportional to 52,186,212.13, 72,014,999.63 and 28,982,833.77 is: 39,995,214.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,186,212.13 : 72,014,999.63 = 28,982,833.77 : x
  2. Step 2: Convert to fraction form
    52,186,212.13/72,014,999.63 = 28,982,833.77/x
  3. Step 3: Cross multiply
    52,186,212.13x = 72,014,999.63 × 28,982,833.77
  4. Step 4: Simplify right side
    52,186,212.13x = 2,087,198,763,222,901.25
  5. Step 5: Solve for x
    x = 2,087,198,763,222,901.25/52,186,212.13
  6. Step 6: Final answer
    x = 39,995,214.79

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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.