Home / 9,759,355.38-13,467,945.47-5,408,515.71

Finding the Fourth Proportional to 9,759,355.38, 13,467,945.47 and 5,408,515.71

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Solution

The fourth proportional to 9,759,355.38, 13,467,945.47 and 5,408,515.71 is: 7,463,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,759,355.38 : 13,467,945.47 = 5,408,515.71 : x
  2. Step 2: Convert to fraction form
    9,759,355.38/13,467,945.47 = 5,408,515.71/x
  3. Step 3: Cross multiply
    9,759,355.38x = 13,467,945.47 × 5,408,515.71
  4. Step 4: Simplify right side
    9,759,355.38x = 72,841,594,628,875.75
  5. Step 5: Solve for x
    x = 72,841,594,628,875.75/9,759,355.38
  6. Step 6: Final answer
    x = 7,463,771.10

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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.