Home / 56,754,560.37-78,321,291.95-30,649,076.06

Finding the Fourth Proportional to 56,754,560.37, 78,321,291.95 and 30,649,076.06

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Solution

The fourth proportional to 56,754,560.37, 78,321,291.95 and 30,649,076.06 is: 42,295,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,754,560.37 : 78,321,291.95 = 30,649,076.06 : x
  2. Step 2: Convert to fraction form
    56,754,560.37/78,321,291.95 = 30,649,076.06/x
  3. Step 3: Cross multiply
    56,754,560.37x = 78,321,291.95 × 30,649,076.06
  4. Step 4: Simplify right side
    56,754,560.37x = 2,400,475,233,548,163.50
  5. Step 5: Solve for x
    x = 2,400,475,233,548,163.50/56,754,560.37
  6. Step 6: Final answer
    x = 42,295,724.22

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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.