Home / 52,749,963.06-79,117,761.81-13,885,160.28

Finding the Fourth Proportional to 52,749,963.06, 79,117,761.81 and 13,885,160.28

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Solution

The fourth proportional to 52,749,963.06, 79,117,761.81 and 13,885,160.28 is: 20,825,849.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,749,963.06 : 79,117,761.81 = 13,885,160.28 : x
  2. Step 2: Convert to fraction form
    52,749,963.06/79,117,761.81 = 13,885,160.28/x
  3. Step 3: Cross multiply
    52,749,963.06x = 79,117,761.81 × 13,885,160.28
  4. Step 4: Simplify right side
    52,749,963.06x = 1,098,562,803,726,712.88
  5. Step 5: Solve for x
    x = 1,098,562,803,726,712.88/52,749,963.06
  6. Step 6: Final answer
    x = 20,825,849.73

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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.