Home / 6,390,735.33-8,819,274.84-3,637,287.75

Finding the Fourth Proportional to 6,390,735.33, 8,819,274.84 and 3,637,287.75

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Solution

The fourth proportional to 6,390,735.33, 8,819,274.84 and 3,637,287.75 is: 5,019,491.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,735.33 : 8,819,274.84 = 3,637,287.75 : x
  2. Step 2: Convert to fraction form
    6,390,735.33/8,819,274.84 = 3,637,287.75/x
  3. Step 3: Cross multiply
    6,390,735.33x = 8,819,274.84 × 3,637,287.75
  4. Step 4: Simplify right side
    6,390,735.33x = 32,078,240,339,415.21
  5. Step 5: Solve for x
    x = 32,078,240,339,415.21/6,390,735.33
  6. Step 6: Final answer
    x = 5,019,491.29

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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.