Home / 9,771,775.92-13,486,667.33-5,422,263.49

Finding the Fourth Proportional to 9,771,775.92, 13,486,667.33 and 5,422,263.49

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Solution

The fourth proportional to 9,771,775.92, 13,486,667.33 and 5,422,263.49 is: 7,483,620.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771,775.92 : 13,486,667.33 = 5,422,263.49 : x
  2. Step 2: Convert to fraction form
    9,771,775.92/13,486,667.33 = 5,422,263.49/x
  3. Step 3: Cross multiply
    9,771,775.92x = 13,486,667.33 × 5,422,263.49
  4. Step 4: Simplify right side
    9,771,775.92x = 73,128,263,797,801.45
  5. Step 5: Solve for x
    x = 73,128,263,797,801.45/9,771,775.92
  6. Step 6: Final answer
    x = 7,483,620.62

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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.