Home / 37,038,810.90-51,116,697.87-20,524,115.75

Finding the Fourth Proportional to 37,038,810.90, 51,116,697.87 and 20,524,115.75

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Solution

The fourth proportional to 37,038,810.90, 51,116,697.87 and 20,524,115.75 is: 28,325,019.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038,810.90 : 51,116,697.87 = 20,524,115.75 : x
  2. Step 2: Convert to fraction form
    37,038,810.90/51,116,697.87 = 20,524,115.75/x
  3. Step 3: Cross multiply
    37,038,810.90x = 51,116,697.87 × 20,524,115.75
  4. Step 4: Simplify right side
    37,038,810.90x = 1,049,125,023,969,450.25
  5. Step 5: Solve for x
    x = 1,049,125,023,969,450.25/37,038,810.90
  6. Step 6: Final answer
    x = 28,325,019.04

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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.