Home / 21,790,954.04-30,072,876.60-12,001,395.62

Finding the Fourth Proportional to 21,790,954.04, 30,072,876.60 and 12,001,395.62

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Solution

The fourth proportional to 21,790,954.04, 30,072,876.60 and 12,001,395.62 is: 16,562,674.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,790,954.04 : 30,072,876.60 = 12,001,395.62 : x
  2. Step 2: Convert to fraction form
    21,790,954.04/30,072,876.60 = 12,001,395.62/x
  3. Step 3: Cross multiply
    21,790,954.04x = 30,072,876.60 × 12,001,395.62
  4. Step 4: Simplify right side
    21,790,954.04x = 360,916,489,357,676.12
  5. Step 5: Solve for x
    x = 360,916,489,357,676.12/21,790,954.04
  6. Step 6: Final answer
    x = 16,562,674.99

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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.