Home / 76,961,865-106,206,061.04-41,679,383.44

Finding the Fourth Proportional to 76,961,865, 106,206,061.04 and 41,679,383.44

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Solution

The fourth proportional to 76,961,865, 106,206,061.04 and 41,679,383.44 is: 57,516,838.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,961,865 : 106,206,061.04 = 41,679,383.44 : x
  2. Step 2: Convert to fraction form
    76,961,865/106,206,061.04 = 41,679,383.44/x
  3. Step 3: Cross multiply
    76,961,865x = 106,206,061.04 × 41,679,383.44
  4. Step 4: Simplify right side
    76,961,865x = 4,426,603,141,738,205
  5. Step 5: Solve for x
    x = 4,426,603,141,738,205/76,961,865
  6. Step 6: Final answer
    x = 57,516,838.26

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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.