Home / 16,864,640.31-23,273,211.14-9,129,682.38

Finding the Fourth Proportional to 16,864,640.31, 23,273,211.14 and 9,129,682.38

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Solution

The fourth proportional to 16,864,640.31, 23,273,211.14 and 9,129,682.38 is: 12,598,965.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864,640.31 : 23,273,211.14 = 9,129,682.38 : x
  2. Step 2: Convert to fraction form
    16,864,640.31/23,273,211.14 = 9,129,682.38/x
  3. Step 3: Cross multiply
    16,864,640.31x = 23,273,211.14 × 9,129,682.38
  4. Step 4: Simplify right side
    16,864,640.31x = 212,477,025,670,877.75
  5. Step 5: Solve for x
    x = 212,477,025,670,877.75/16,864,640.31
  6. Step 6: Final answer
    x = 12,598,965.75

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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.