Home / 7,241,865.60-10,864,110.60-3,638,564.40

Finding the Fourth Proportional to 7,241,865.60, 10,864,110.60 and 3,638,564.40

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Solution

The fourth proportional to 7,241,865.60, 10,864,110.60 and 3,638,564.40 is: 5,458,505.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,865.60 : 10,864,110.60 = 3,638,564.40 : x
  2. Step 2: Convert to fraction form
    7,241,865.60/10,864,110.60 = 3,638,564.40/x
  3. Step 3: Cross multiply
    7,241,865.60x = 10,864,110.60 × 3,638,564.40
  4. Step 4: Simplify right side
    7,241,865.60x = 39,529,766,066,822.64
  5. Step 5: Solve for x
    x = 39,529,766,066,822.64/7,241,865.60
  6. Step 6: Final answer
    x = 5,458,505.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.