Home / 71,065,889.96-106,598,822.78-38,744,972.69

Finding the Fourth Proportional to 71,065,889.96, 106,598,822.78 and 38,744,972.69

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Solution

The fourth proportional to 71,065,889.96, 106,598,822.78 and 38,744,972.69 is: 58,117,452.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,065,889.96 : 106,598,822.78 = 38,744,972.69 : x
  2. Step 2: Convert to fraction form
    71,065,889.96/106,598,822.78 = 38,744,972.69/x
  3. Step 3: Cross multiply
    71,065,889.96x = 106,598,822.78 × 38,744,972.69
  4. Step 4: Simplify right side
    71,065,889.96x = 4,130,168,477,397,249.50
  5. Step 5: Solve for x
    x = 4,130,168,477,397,249.50/71,065,889.96
  6. Step 6: Final answer
    x = 58,117,452.41

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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.