Home / 11,761,493.76-16,232,618.88-7,180,476.48

Finding the Fourth Proportional to 11,761,493.76, 16,232,618.88 and 7,180,476.48

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Solution

The fourth proportional to 11,761,493.76, 16,232,618.88 and 7,180,476.48 is: 9,910,130.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,761,493.76 : 16,232,618.88 = 7,180,476.48 : x
  2. Step 2: Convert to fraction form
    11,761,493.76/16,232,618.88 = 7,180,476.48/x
  3. Step 3: Cross multiply
    11,761,493.76x = 16,232,618.88 × 7,180,476.48
  4. Step 4: Simplify right side
    11,761,493.76x = 116,557,938,076,643.95
  5. Step 5: Solve for x
    x = 116,557,938,076,643.95/11,761,493.76
  6. Step 6: Final answer
    x = 9,910,130.50

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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.