Home / 12,280,871.77-16,947,619.37-6,774,122.41

Finding the Fourth Proportional to 12,280,871.77, 16,947,619.37 and 6,774,122.41

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Solution

The fourth proportional to 12,280,871.77, 16,947,619.37 and 6,774,122.41 is: 9,348,297.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,280,871.77 : 16,947,619.37 = 6,774,122.41 : x
  2. Step 2: Convert to fraction form
    12,280,871.77/16,947,619.37 = 6,774,122.41/x
  3. Step 3: Cross multiply
    12,280,871.77x = 16,947,619.37 × 6,774,122.41
  4. Step 4: Simplify right side
    12,280,871.77x = 114,805,248,119,630.36
  5. Step 5: Solve for x
    x = 114,805,248,119,630.36/12,280,871.77
  6. Step 6: Final answer
    x = 9,348,297.93

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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.