Home / 45,612,624.77-68,418,387.16-18,318,427.37

Finding the Fourth Proportional to 45,612,624.77, 68,418,387.16 and 18,318,427.37

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Solution

The fourth proportional to 45,612,624.77, 68,418,387.16 and 18,318,427.37 is: 27,477,420.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,612,624.77 : 68,418,387.16 = 18,318,427.37 : x
  2. Step 2: Convert to fraction form
    45,612,624.77/68,418,387.16 = 18,318,427.37/x
  3. Step 3: Cross multiply
    45,612,624.77x = 68,418,387.16 × 18,318,427.37
  4. Step 4: Simplify right side
    45,612,624.77x = 1,253,317,255,575,112.50
  5. Step 5: Solve for x
    x = 1,253,317,255,575,112.50/45,612,624.77
  6. Step 6: Final answer
    x = 27,477,420.17

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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.