Home / 76,124,941.22-105,052,496.63-41,317,638.84

Finding the Fourth Proportional to 76,124,941.22, 105,052,496.63 and 41,317,638.84

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Solution

The fourth proportional to 76,124,941.22, 105,052,496.63 and 41,317,638.84 is: 57,018,383.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,124,941.22 : 105,052,496.63 = 41,317,638.84 : x
  2. Step 2: Convert to fraction form
    76,124,941.22/105,052,496.63 = 41,317,638.84/x
  3. Step 3: Cross multiply
    76,124,941.22x = 105,052,496.63 × 41,317,638.84
  4. Step 4: Simplify right side
    76,124,941.22x = 4,340,521,114,792,069.50
  5. Step 5: Solve for x
    x = 4,340,521,114,792,069.50/76,124,941.22
  6. Step 6: Final answer
    x = 57,018,383.80

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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.