Home / 57,939,919.20-86,916,175.20-21,544,040.16

Finding the Fourth Proportional to 57,939,919.20, 86,916,175.20 and 21,544,040.16

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Solution

The fourth proportional to 57,939,919.20, 86,916,175.20 and 21,544,040.16 is: 32,318,401.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,939,919.20 : 86,916,175.20 = 21,544,040.16 : x
  2. Step 2: Convert to fraction form
    57,939,919.20/86,916,175.20 = 21,544,040.16/x
  3. Step 3: Cross multiply
    57,939,919.20x = 86,916,175.20 × 21,544,040.16
  4. Step 4: Simplify right side
    57,939,919.20x = 1,872,525,569,062,396
  5. Step 5: Solve for x
    x = 1,872,525,569,062,396/57,939,919.20
  6. Step 6: Final answer
    x = 32,318,401.46

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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.