Home / 43,900,848.36-65,846,142.09-17,638,619.49

Finding the Fourth Proportional to 43,900,848.36, 65,846,142.09 and 17,638,619.49

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Solution

The fourth proportional to 43,900,848.36, 65,846,142.09 and 17,638,619.49 is: 26,455,867.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,900,848.36 : 65,846,142.09 = 17,638,619.49 : x
  2. Step 2: Convert to fraction form
    43,900,848.36/65,846,142.09 = 17,638,619.49/x
  3. Step 3: Cross multiply
    43,900,848.36x = 65,846,142.09 × 17,638,619.49
  4. Step 4: Simplify right side
    43,900,848.36x = 1,161,435,045,209,983.25
  5. Step 5: Solve for x
    x = 1,161,435,045,209,983.25/43,900,848.36
  6. Step 6: Final answer
    x = 26,455,867.91

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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.