Home / 71,036,041.50-98,029,737.27-38,440,993.50

Finding the Fourth Proportional to 71,036,041.50, 98,029,737.27 and 38,440,993.50

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Solution

The fourth proportional to 71,036,041.50, 98,029,737.27 and 38,440,993.50 is: 53,048,571.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,036,041.50 : 98,029,737.27 = 38,440,993.50 : x
  2. Step 2: Convert to fraction form
    71,036,041.50/98,029,737.27 = 38,440,993.50/x
  3. Step 3: Cross multiply
    71,036,041.50x = 98,029,737.27 × 38,440,993.50
  4. Step 4: Simplify right side
    71,036,041.50x = 3,768,360,493,202,777.50
  5. Step 5: Solve for x
    x = 3,768,360,493,202,777.50/71,036,041.50
  6. Step 6: Final answer
    x = 53,048,571.03

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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.