Home / 29,016,108-40,042,228.23-15,963,085.98

Finding the Fourth Proportional to 29,016,108, 40,042,228.23 and 15,963,085.98

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Solution

The fourth proportional to 29,016,108, 40,042,228.23 and 15,963,085.98 is: 22,029,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,016,108 : 40,042,228.23 = 15,963,085.98 : x
  2. Step 2: Convert to fraction form
    29,016,108/40,042,228.23 = 15,963,085.98/x
  3. Step 3: Cross multiply
    29,016,108x = 40,042,228.23 × 15,963,085.98
  4. Step 4: Simplify right side
    29,016,108x = 639,197,532,066,273.12
  5. Step 5: Solve for x
    x = 639,197,532,066,273.12/29,016,108
  6. Step 6: Final answer
    x = 22,029,058.21

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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.