Home / 33,158,930.80-49,638,863.40-19,688,825.20

Finding the Fourth Proportional to 33,158,930.80, 49,638,863.40 and 19,688,825.20

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Solution

The fourth proportional to 33,158,930.80, 49,638,863.40 and 19,688,825.20 is: 29,474,138.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,158,930.80 : 49,638,863.40 = 19,688,825.20 : x
  2. Step 2: Convert to fraction form
    33,158,930.80/49,638,863.40 = 19,688,825.20/x
  3. Step 3: Cross multiply
    33,158,930.80x = 49,638,863.40 × 19,688,825.20
  4. Step 4: Simplify right side
    33,158,930.80x = 977,330,904,609,277.62
  5. Step 5: Solve for x
    x = 977,330,904,609,277.62/33,158,930.80
  6. Step 6: Final answer
    x = 29,474,138.07

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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.