Home / 92,831,667.37-139,267,596.09-28,140,350.89

Finding the Fourth Proportional to 92,831,667.37, 139,267,596.09 and 28,140,350.89

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Solution

The fourth proportional to 92,831,667.37, 139,267,596.09 and 28,140,350.89 is: 42,216,617.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,831,667.37 : 139,267,596.09 = 28,140,350.89 : x
  2. Step 2: Convert to fraction form
    92,831,667.37/139,267,596.09 = 28,140,350.89/x
  3. Step 3: Cross multiply
    92,831,667.37x = 139,267,596.09 × 28,140,350.89
  4. Step 4: Simplify right side
    92,831,667.37x = 3,919,039,021,439,446.50
  5. Step 5: Solve for x
    x = 3,919,039,021,439,446.50/92,831,667.37
  6. Step 6: Final answer
    x = 42,216,617.80

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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.