Home / 40,089,304.40-55,323,240.08-21,754,589.90

Finding the Fourth Proportional to 40,089,304.40, 55,323,240.08 and 21,754,589.90

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Solution

The fourth proportional to 40,089,304.40, 55,323,240.08 and 21,754,589.90 is: 30,021,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,089,304.40 : 55,323,240.08 = 21,754,589.90 : x
  2. Step 2: Convert to fraction form
    40,089,304.40/55,323,240.08 = 21,754,589.90/x
  3. Step 3: Cross multiply
    40,089,304.40x = 55,323,240.08 × 21,754,589.90
  4. Step 4: Simplify right side
    40,089,304.40x = 1,203,534,399,494,254
  5. Step 5: Solve for x
    x = 1,203,534,399,494,254/40,089,304.40
  6. Step 6: Final answer
    x = 30,021,334.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.