Home / 67,353,493.02-101,014,794.48-18,834,756.54

Finding the Fourth Proportional to 67,353,493.02, 101,014,794.48 and 18,834,756.54

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Solution

The fourth proportional to 67,353,493.02, 101,014,794.48 and 18,834,756.54 is: 28,247,815.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,353,493.02 : 101,014,794.48 = 18,834,756.54 : x
  2. Step 2: Convert to fraction form
    67,353,493.02/101,014,794.48 = 18,834,756.54/x
  3. Step 3: Cross multiply
    67,353,493.02x = 101,014,794.48 × 18,834,756.54
  4. Step 4: Simplify right side
    67,353,493.02x = 1,902,589,060,968,936
  5. Step 5: Solve for x
    x = 1,902,589,060,968,936/67,353,493.02
  6. Step 6: Final answer
    x = 28,247,815.75

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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.