Home / 9,162,277.21-12,638,132.31-5,628,527.47

Finding the Fourth Proportional to 9,162,277.21, 12,638,132.31 and 5,628,527.47

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Solution

The fourth proportional to 9,162,277.21, 12,638,132.31 and 5,628,527.47 is: 7,763,798.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162,277.21 : 12,638,132.31 = 5,628,527.47 : x
  2. Step 2: Convert to fraction form
    9,162,277.21/12,638,132.31 = 5,628,527.47/x
  3. Step 3: Cross multiply
    9,162,277.21x = 12,638,132.31 × 5,628,527.47
  4. Step 4: Simplify right side
    9,162,277.21x = 71,134,074,881,573.73
  5. Step 5: Solve for x
    x = 71,134,074,881,573.73/9,162,277.21
  6. Step 6: Final answer
    x = 7,763,798.59

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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.