Home / 16,868,163.78-23,278,077-9,133,211.34

Finding the Fourth Proportional to 16,868,163.78, 23,278,077 and 9,133,211.34

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Solution

The fourth proportional to 16,868,163.78, 23,278,077 and 9,133,211.34 is: 12,603,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868,163.78 : 23,278,077 = 9,133,211.34 : x
  2. Step 2: Convert to fraction form
    16,868,163.78/23,278,077 = 9,133,211.34/x
  3. Step 3: Cross multiply
    16,868,163.78x = 23,278,077 × 9,133,211.34
  4. Step 4: Simplify right side
    16,868,163.78x = 212,603,596,829,793.19
  5. Step 5: Solve for x
    x = 212,603,596,829,793.19/16,868,163.78
  6. Step 6: Final answer
    x = 12,603,837.60

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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.