Home / 3,833,947.14-5,290,817.50-2,115,140.10

Finding the Fourth Proportional to 3,833,947.14, 5,290,817.50 and 2,115,140.10

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Solution

The fourth proportional to 3,833,947.14, 5,290,817.50 and 2,115,140.10 is: 2,918,877.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833,947.14 : 5,290,817.50 = 2,115,140.10 : x
  2. Step 2: Convert to fraction form
    3,833,947.14/5,290,817.50 = 2,115,140.10/x
  3. Step 3: Cross multiply
    3,833,947.14x = 5,290,817.50 × 2,115,140.10
  4. Step 4: Simplify right side
    3,833,947.14x = 11,190,820,256,031.75
  5. Step 5: Solve for x
    x = 11,190,820,256,031.75/3,833,947.14
  6. Step 6: Final answer
    x = 2,918,877.03

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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.