Home / 9,261,290.54-12,780,332.46-5,340,953.58

Finding the Fourth Proportional to 9,261,290.54, 12,780,332.46 and 5,340,953.58

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Solution

The fourth proportional to 9,261,290.54, 12,780,332.46 and 5,340,953.58 is: 7,370,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261,290.54 : 12,780,332.46 = 5,340,953.58 : x
  2. Step 2: Convert to fraction form
    9,261,290.54/12,780,332.46 = 5,340,953.58/x
  3. Step 3: Cross multiply
    9,261,290.54x = 12,780,332.46 × 5,340,953.58
  4. Step 4: Simplify right side
    9,261,290.54x = 68,259,162,405,827.21
  5. Step 5: Solve for x
    x = 68,259,162,405,827.21/9,261,290.54
  6. Step 6: Final answer
    x = 7,370,372.64

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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.