Home / 18,403,233.80-27,604,850.70-4,941,422.60

Finding the Fourth Proportional to 18,403,233.80, 27,604,850.70 and 4,941,422.60

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Solution

The fourth proportional to 18,403,233.80, 27,604,850.70 and 4,941,422.60 is: 7,412,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403,233.80 : 27,604,850.70 = 4,941,422.60 : x
  2. Step 2: Convert to fraction form
    18,403,233.80/27,604,850.70 = 4,941,422.60/x
  3. Step 3: Cross multiply
    18,403,233.80x = 27,604,850.70 × 4,941,422.60
  4. Step 4: Simplify right side
    18,403,233.80x = 136,407,233,118,605.81
  5. Step 5: Solve for x
    x = 136,407,233,118,605.81/18,403,233.80
  6. Step 6: Final answer
    x = 7,412,133.90

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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.