Home / 21,954,369.61-30,297,000.03-12,165,447.52

Finding the Fourth Proportional to 21,954,369.61, 30,297,000.03 and 12,165,447.52

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Solution

The fourth proportional to 21,954,369.61, 30,297,000.03 and 12,165,447.52 is: 16,788,300.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,954,369.61 : 30,297,000.03 = 12,165,447.52 : x
  2. Step 2: Convert to fraction form
    21,954,369.61/30,297,000.03 = 12,165,447.52/x
  3. Step 3: Cross multiply
    21,954,369.61x = 30,297,000.03 × 12,165,447.52
  4. Step 4: Simplify right side
    21,954,369.61x = 368,576,563,878,403.44
  5. Step 5: Solve for x
    x = 368,576,563,878,403.44/21,954,369.61
  6. Step 6: Final answer
    x = 16,788,300.94

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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.