Home / 21,978,048.40-32,967,072.60-14,409,408.40

Finding the Fourth Proportional to 21,978,048.40, 32,967,072.60 and 14,409,408.40

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Solution

The fourth proportional to 21,978,048.40, 32,967,072.60 and 14,409,408.40 is: 21,614,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,978,048.40 : 32,967,072.60 = 14,409,408.40 : x
  2. Step 2: Convert to fraction form
    21,978,048.40/32,967,072.60 = 14,409,408.40/x
  3. Step 3: Cross multiply
    21,978,048.40x = 32,967,072.60 × 14,409,408.40
  4. Step 4: Simplify right side
    21,978,048.40x = 475,036,012,845,849.88
  5. Step 5: Solve for x
    x = 475,036,012,845,849.88/21,978,048.40
  6. Step 6: Final answer
    x = 21,614,112.60

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1.5x scale

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.