Home / 5,355,053.90-7,390,102.83-2,907,768.14

Finding the Fourth Proportional to 5,355,053.90, 7,390,102.83 and 2,907,768.14

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Solution

The fourth proportional to 5,355,053.90, 7,390,102.83 and 2,907,768.14 is: 4,012,789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,053.90 : 7,390,102.83 = 2,907,768.14 : x
  2. Step 2: Convert to fraction form
    5,355,053.90/7,390,102.83 = 2,907,768.14/x
  3. Step 3: Cross multiply
    5,355,053.90x = 7,390,102.83 × 2,907,768.14
  4. Step 4: Simplify right side
    5,355,053.90x = 21,488,705,560,397.84
  5. Step 5: Solve for x
    x = 21,488,705,560,397.84/5,355,053.90
  6. Step 6: Final answer
    x = 4,012,789.78

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1.5x scale

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.