Home / 76,894,796.40-106,115,142.42-41,612,603.16

Finding the Fourth Proportional to 76,894,796.40, 106,115,142.42 and 41,612,603.16

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Solution

The fourth proportional to 76,894,796.40, 106,115,142.42 and 41,612,603.16 is: 57,425,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,894,796.40 : 106,115,142.42 = 41,612,603.16 : x
  2. Step 2: Convert to fraction form
    76,894,796.40/106,115,142.42 = 41,612,603.16/x
  3. Step 3: Cross multiply
    76,894,796.40x = 106,115,142.42 × 41,612,603.16
  4. Step 4: Simplify right side
    76,894,796.40x = 4,415,727,310,877,471.50
  5. Step 5: Solve for x
    x = 4,415,727,310,877,471.50/76,894,796.40
  6. Step 6: Final answer
    x = 57,425,567.37

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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.