Home / 7,021,489.49-10,515,208.22-4,856,438.33

Finding the Fourth Proportional to 7,021,489.49, 10,515,208.22 and 4,856,438.33

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Solution

The fourth proportional to 7,021,489.49, 10,515,208.22 and 4,856,438.33 is: 7,272,881.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,489.49 : 10,515,208.22 = 4,856,438.33 : x
  2. Step 2: Convert to fraction form
    7,021,489.49/10,515,208.22 = 4,856,438.33/x
  3. Step 3: Cross multiply
    7,021,489.49x = 10,515,208.22 × 4,856,438.33
  4. Step 4: Simplify right side
    7,021,489.49x = 51,066,460,223,256.88
  5. Step 5: Solve for x
    x = 51,066,460,223,256.88/7,021,489.49
  6. Step 6: Final answer
    x = 7,272,881.39

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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.