Home / 14,128,401.92-21,161,705.04-10,017,261.41

Finding the Fourth Proportional to 14,128,401.92, 21,161,705.04 and 10,017,261.41

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Solution

The fourth proportional to 14,128,401.92, 21,161,705.04 and 10,017,261.41 is: 15,003,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128,401.92 : 21,161,705.04 = 10,017,261.41 : x
  2. Step 2: Convert to fraction form
    14,128,401.92/21,161,705.04 = 10,017,261.41/x
  3. Step 3: Cross multiply
    14,128,401.92x = 21,161,705.04 × 10,017,261.41
  4. Step 4: Simplify right side
    14,128,401.92x = 211,982,331,161,185.97
  5. Step 5: Solve for x
    x = 211,982,331,161,185.97/14,128,401.92
  6. Step 6: Final answer
    x = 15,003,985.05

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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.