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Finding the Fourth Proportional to 14,342,950, 19,793,271 and 7,904,422

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Solution

The fourth proportional to 14,342,950, 19,793,271 and 7,904,422 is: 10,908,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,950 : 19,793,271 = 7,904,422 : x
  2. Step 2: Convert to fraction form
    14,342,950/19,793,271 = 7,904,422/x
  3. Step 3: Cross multiply
    14,342,950x = 19,793,271 × 7,904,422
  4. Step 4: Simplify right side
    14,342,950x = 156,454,366,744,362
  5. Step 5: Solve for x
    x = 156,454,366,744,362/14,342,950
  6. Step 6: Final answer
    x = 10,908,102.36

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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.