Home / 29,185,571.51-40,276,169.85-15,954,908.30

Finding the Fourth Proportional to 29,185,571.51, 40,276,169.85 and 15,954,908.30

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Solution

The fourth proportional to 29,185,571.51, 40,276,169.85 and 15,954,908.30 is: 22,017,817.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,185,571.51 : 40,276,169.85 = 15,954,908.30 : x
  2. Step 2: Convert to fraction form
    29,185,571.51/40,276,169.85 = 15,954,908.30/x
  3. Step 3: Cross multiply
    29,185,571.51x = 40,276,169.85 × 15,954,908.30
  4. Step 4: Simplify right side
    29,185,571.51x = 642,602,596,631,974.75
  5. Step 5: Solve for x
    x = 642,602,596,631,974.75/29,185,571.51
  6. Step 6: Final answer
    x = 22,017,817.83

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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.