Home / 28,743,527.74-43,122,087.89-9,312,722.33

Finding the Fourth Proportional to 28,743,527.74, 43,122,087.89 and 9,312,722.33

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Solution

The fourth proportional to 28,743,527.74, 43,122,087.89 and 9,312,722.33 is: 13,971,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,743,527.74 : 43,122,087.89 = 9,312,722.33 : x
  2. Step 2: Convert to fraction form
    28,743,527.74/43,122,087.89 = 9,312,722.33/x
  3. Step 3: Cross multiply
    28,743,527.74x = 43,122,087.89 × 9,312,722.33
  4. Step 4: Simplify right side
    28,743,527.74x = 401,584,030,809,425.56
  5. Step 5: Solve for x
    x = 401,584,030,809,425.56/28,743,527.74
  6. Step 6: Final answer
    x = 13,971,285.45

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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.