Home / 10,985,533.88-16,487,787.54-7,622,102.84

Finding the Fourth Proportional to 10,985,533.88, 16,487,787.54 and 7,622,102.84

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Solution

The fourth proportional to 10,985,533.88, 16,487,787.54 and 7,622,102.84 is: 11,439,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985,533.88 : 16,487,787.54 = 7,622,102.84 : x
  2. Step 2: Convert to fraction form
    10,985,533.88/16,487,787.54 = 7,622,102.84/x
  3. Step 3: Cross multiply
    10,985,533.88x = 16,487,787.54 × 7,622,102.84
  4. Step 4: Simplify right side
    10,985,533.88x = 125,671,612,233,950.61
  5. Step 5: Solve for x
    x = 125,671,612,233,950.61/10,985,533.88
  6. Step 6: Final answer
    x = 11,439,736.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.