Home / 21,548,121.44-29,737,038.58-11,759,196.47

Finding the Fourth Proportional to 21,548,121.44, 29,737,038.58 and 11,759,196.47

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Solution

The fourth proportional to 21,548,121.44, 29,737,038.58 and 11,759,196.47 is: 16,228,035.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,121.44 : 29,737,038.58 = 11,759,196.47 : x
  2. Step 2: Convert to fraction form
    21,548,121.44/29,737,038.58 = 11,759,196.47/x
  3. Step 3: Cross multiply
    21,548,121.44x = 29,737,038.58 × 11,759,196.47
  4. Step 4: Simplify right side
    21,548,121.44x = 349,683,678,986,263.88
  5. Step 5: Solve for x
    x = 349,683,678,986,263.88/21,548,121.44
  6. Step 6: Final answer
    x = 16,228,035.47

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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.