Home / 36,570,099.76-54,782,061.46-21,989,035.42

Finding the Fourth Proportional to 36,570,099.76, 54,782,061.46 and 21,989,035.42

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Solution

The fourth proportional to 36,570,099.76, 54,782,061.46 and 21,989,035.42 is: 32,939,606.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,570,099.76 : 54,782,061.46 = 21,989,035.42 : x
  2. Step 2: Convert to fraction form
    36,570,099.76/54,782,061.46 = 21,989,035.42/x
  3. Step 3: Cross multiply
    36,570,099.76x = 54,782,061.46 × 21,989,035.42
  4. Step 4: Simplify right side
    36,570,099.76x = 1,204,604,689,824,557
  5. Step 5: Solve for x
    x = 1,204,604,689,824,557/36,570,099.76
  6. Step 6: Final answer
    x = 32,939,606.34

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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.