Home / 12,036,848-18,058,189.12-6,922,551.20

Finding the Fourth Proportional to 12,036,848, 18,058,189.12 and 6,922,551.20

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Solution

The fourth proportional to 12,036,848, 18,058,189.12 and 6,922,551.20 is: 10,385,504.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036,848 : 18,058,189.12 = 6,922,551.20 : x
  2. Step 2: Convert to fraction form
    12,036,848/18,058,189.12 = 6,922,551.20/x
  3. Step 3: Cross multiply
    12,036,848x = 18,058,189.12 × 6,922,551.20
  4. Step 4: Simplify right side
    12,036,848x = 125,008,738,762,482.95
  5. Step 5: Solve for x
    x = 125,008,738,762,482.95/12,036,848
  6. Step 6: Final answer
    x = 10,385,504.47

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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.