Home / 23,202,220.56-32,017,977.96-12,889,572.72

Finding the Fourth Proportional to 23,202,220.56, 32,017,977.96 and 12,889,572.72

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Solution

The fourth proportional to 23,202,220.56, 32,017,977.96 and 12,889,572.72 is: 17,787,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,202,220.56 : 32,017,977.96 = 12,889,572.72 : x
  2. Step 2: Convert to fraction form
    23,202,220.56/32,017,977.96 = 12,889,572.72/x
  3. Step 3: Cross multiply
    23,202,220.56x = 32,017,977.96 × 12,889,572.72
  4. Step 4: Simplify right side
    23,202,220.56x = 412,698,055,262,777.31
  5. Step 5: Solve for x
    x = 412,698,055,262,777.31/23,202,220.56
  6. Step 6: Final answer
    x = 17,787,006.82

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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.