Home / 9,500,742.80-13,110,673.76-5,149,735.68

Finding the Fourth Proportional to 9,500,742.80, 13,110,673.76 and 5,149,735.68

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Solution

The fourth proportional to 9,500,742.80, 13,110,673.76 and 5,149,735.68 is: 7,106,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,500,742.80 : 13,110,673.76 = 5,149,735.68 : x
  2. Step 2: Convert to fraction form
    9,500,742.80/13,110,673.76 = 5,149,735.68/x
  3. Step 3: Cross multiply
    9,500,742.80x = 13,110,673.76 × 5,149,735.68
  4. Step 4: Simplify right side
    9,500,742.80x = 67,516,504,450,711.75
  5. Step 5: Solve for x
    x = 67,516,504,450,711.75/9,500,742.80
  6. Step 6: Final answer
    x = 7,106,444.82

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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.