Home / 71,185,318.17-106,767,188.48-19,373,958.28

Finding the Fourth Proportional to 71,185,318.17, 106,767,188.48 and 19,373,958.28

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Solution

The fourth proportional to 71,185,318.17, 106,767,188.48 and 19,373,958.28 is: 29,058,001.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,185,318.17 : 106,767,188.48 = 19,373,958.28 : x
  2. Step 2: Convert to fraction form
    71,185,318.17/106,767,188.48 = 19,373,958.28/x
  3. Step 3: Cross multiply
    71,185,318.17x = 106,767,188.48 × 19,373,958.28
  4. Step 4: Simplify right side
    71,185,318.17x = 2,068,503,054,750,580.50
  5. Step 5: Solve for x
    x = 2,068,503,054,750,580.50/71,185,318.17
  6. Step 6: Final answer
    x = 29,058,001.12

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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.