Home / 29,629,359.93-40,880,631.65-20,339,771.25

Finding the Fourth Proportional to 29,629,359.93, 40,880,631.65 and 20,339,771.25

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Solution

The fourth proportional to 29,629,359.93, 40,880,631.65 and 20,339,771.25 is: 28,063,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,629,359.93 : 40,880,631.65 = 20,339,771.25 : x
  2. Step 2: Convert to fraction form
    29,629,359.93/40,880,631.65 = 20,339,771.25/x
  3. Step 3: Cross multiply
    29,629,359.93x = 40,880,631.65 × 20,339,771.25
  4. Step 4: Simplify right side
    29,629,359.93x = 831,502,696,214,811.25
  5. Step 5: Solve for x
    x = 831,502,696,214,811.25/29,629,359.93
  6. Step 6: Final answer
    x = 28,063,471.44

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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.