Home / 68,736,848.08-94,856,131.56-51,174,278.32

Finding the Fourth Proportional to 68,736,848.08, 94,856,131.56 and 51,174,278.32

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Solution

The fourth proportional to 68,736,848.08, 94,856,131.56 and 51,174,278.32 is: 70,619,968.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,736,848.08 : 94,856,131.56 = 51,174,278.32 : x
  2. Step 2: Convert to fraction form
    68,736,848.08/94,856,131.56 = 51,174,278.32/x
  3. Step 3: Cross multiply
    68,736,848.08x = 94,856,131.56 × 51,174,278.32
  4. Step 4: Simplify right side
    68,736,848.08x = 4,854,194,076,809,976
  5. Step 5: Solve for x
    x = 4,854,194,076,809,976/68,736,848.08
  6. Step 6: Final answer
    x = 70,619,968.95

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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.