Home / 9,528,446.52-13,149,339.24-5,177,532.81

Finding the Fourth Proportional to 9,528,446.52, 13,149,339.24 and 5,177,532.81

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Solution

The fourth proportional to 9,528,446.52, 13,149,339.24 and 5,177,532.81 is: 7,145,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,528,446.52 : 13,149,339.24 = 5,177,532.81 : x
  2. Step 2: Convert to fraction form
    9,528,446.52/13,149,339.24 = 5,177,532.81/x
  3. Step 3: Cross multiply
    9,528,446.52x = 13,149,339.24 × 5,177,532.81
  4. Step 4: Simplify right side
    9,528,446.52x = 68,081,135,279,173.77
  5. Step 5: Solve for x
    x = 68,081,135,279,173.77/9,528,446.52
  6. Step 6: Final answer
    x = 7,145,040.40

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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.