Home / 16,128,954.40-24,168,548.40-13,988,999.20

Finding the Fourth Proportional to 16,128,954.40, 24,168,548.40 and 13,988,999.20

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Solution

The fourth proportional to 16,128,954.40, 24,168,548.40 and 13,988,999.20 is: 20,961,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,954.40 : 24,168,548.40 = 13,988,999.20 : x
  2. Step 2: Convert to fraction form
    16,128,954.40/24,168,548.40 = 13,988,999.20/x
  3. Step 3: Cross multiply
    16,128,954.40x = 24,168,548.40 × 13,988,999.20
  4. Step 4: Simplify right side
    16,128,954.40x = 338,093,804,232,761.25
  5. Step 5: Solve for x
    x = 338,093,804,232,761.25/16,128,954.40
  6. Step 6: Final answer
    x = 20,961,917.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.