Home / 30,268,233.57-41,771,044.71-16,518,083.43

Finding the Fourth Proportional to 30,268,233.57, 41,771,044.71 and 16,518,083.43

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Solution

The fourth proportional to 30,268,233.57, 41,771,044.71 and 16,518,083.43 is: 22,795,436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268,233.57 : 41,771,044.71 = 16,518,083.43 : x
  2. Step 2: Convert to fraction form
    30,268,233.57/41,771,044.71 = 16,518,083.43/x
  3. Step 3: Cross multiply
    30,268,233.57x = 41,771,044.71 × 16,518,083.43
  4. Step 4: Simplify right side
    30,268,233.57x = 689,977,601,478,040.12
  5. Step 5: Solve for x
    x = 689,977,601,478,040.12/30,268,233.57
  6. Step 6: Final answer
    x = 22,795,436.67

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1.5x scale

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.