Home / 62,129,278.62-93,173,634.87-20,619,004.40

Finding the Fourth Proportional to 62,129,278.62, 93,173,634.87 and 20,619,004.40

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Solution

The fourth proportional to 62,129,278.62, 93,173,634.87 and 20,619,004.40 is: 30,921,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,129,278.62 : 93,173,634.87 = 20,619,004.40 : x
  2. Step 2: Convert to fraction form
    62,129,278.62/93,173,634.87 = 20,619,004.40/x
  3. Step 3: Cross multiply
    62,129,278.62x = 93,173,634.87 × 20,619,004.40
  4. Step 4: Simplify right side
    62,129,278.62x = 1,921,147,587,348,523.50
  5. Step 5: Solve for x
    x = 1,921,147,587,348,523.50/62,129,278.62
  6. Step 6: Final answer
    x = 30,921,775.21

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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.