Home / 29,629,365.93-40,880,639.93-20,339,777.25

Finding the Fourth Proportional to 29,629,365.93, 40,880,639.93 and 20,339,777.25

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Solution

The fourth proportional to 29,629,365.93, 40,880,639.93 and 20,339,777.25 is: 28,063,479.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,629,365.93 : 40,880,639.93 = 20,339,777.25 : x
  2. Step 2: Convert to fraction form
    29,629,365.93/40,880,639.93 = 20,339,777.25/x
  3. Step 3: Cross multiply
    29,629,365.93x = 40,880,639.93 × 20,339,777.25
  4. Step 4: Simplify right side
    29,629,365.93x = 831,503,109,911,956.62
  5. Step 5: Solve for x
    x = 831,503,109,911,956.62/29,629,365.93
  6. Step 6: Final answer
    x = 28,063,479.72

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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.