Home / 23,144,454.96-31,938,120.98-13,219,388.80

Finding the Fourth Proportional to 23,144,454.96, 31,938,120.98 and 13,219,388.80

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Solution

The fourth proportional to 23,144,454.96, 31,938,120.98 and 13,219,388.80 is: 18,242,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,144,454.96 : 31,938,120.98 = 13,219,388.80 : x
  2. Step 2: Convert to fraction form
    23,144,454.96/31,938,120.98 = 13,219,388.80/x
  3. Step 3: Cross multiply
    23,144,454.96x = 31,938,120.98 × 13,219,388.80
  4. Step 4: Simplify right side
    23,144,454.96x = 422,202,438,776,057.06
  5. Step 5: Solve for x
    x = 422,202,438,776,057.06/23,144,454.96
  6. Step 6: Final answer
    x = 18,242,055.80

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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.