Home / 50,109,390.50-69,149,782.77-29,484,172.58

Finding the Fourth Proportional to 50,109,390.50, 69,149,782.77 and 29,484,172.58

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Solution

The fourth proportional to 50,109,390.50, 69,149,782.77 and 29,484,172.58 is: 40,687,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,109,390.50 : 69,149,782.77 = 29,484,172.58 : x
  2. Step 2: Convert to fraction form
    50,109,390.50/69,149,782.77 = 29,484,172.58/x
  3. Step 3: Cross multiply
    50,109,390.50x = 69,149,782.77 × 29,484,172.58
  4. Step 4: Simplify right side
    50,109,390.50x = 2,038,824,129,060,190.25
  5. Step 5: Solve for x
    x = 2,038,824,129,060,190.25/50,109,390.50
  6. Step 6: Final answer
    x = 40,687,466.14

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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.