Home / 49,848,019.70-74,772,029.55-21,084,595.70

Finding the Fourth Proportional to 49,848,019.70, 74,772,029.55 and 21,084,595.70

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Solution

The fourth proportional to 49,848,019.70, 74,772,029.55 and 21,084,595.70 is: 31,626,893.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,848,019.70 : 74,772,029.55 = 21,084,595.70 : x
  2. Step 2: Convert to fraction form
    49,848,019.70/74,772,029.55 = 21,084,595.70/x
  3. Step 3: Cross multiply
    49,848,019.70x = 74,772,029.55 × 21,084,595.70
  4. Step 4: Simplify right side
    49,848,019.70x = 1,576,538,012,730,202.75
  5. Step 5: Solve for x
    x = 1,576,538,012,730,202.75/49,848,019.70
  6. Step 6: Final answer
    x = 31,626,893.55

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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.