Home / 5,188,571.95-7,160,889.77-3,012,681.91

Finding the Fourth Proportional to 5,188,571.95, 7,160,889.77 and 3,012,681.91

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Solution

The fourth proportional to 5,188,571.95, 7,160,889.77 and 3,012,681.91 is: 4,157,884.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,571.95 : 7,160,889.77 = 3,012,681.91 : x
  2. Step 2: Convert to fraction form
    5,188,571.95/7,160,889.77 = 3,012,681.91/x
  3. Step 3: Cross multiply
    5,188,571.95x = 7,160,889.77 × 3,012,681.91
  4. Step 4: Simplify right side
    5,188,571.95x = 21,573,483,069,583.06
  5. Step 5: Solve for x
    x = 21,573,483,069,583.06/5,188,571.95
  6. Step 6: Final answer
    x = 4,157,884.53

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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.