Home / 18,163,780.93-25,072,090.74-10,823,916.11

Finding the Fourth Proportional to 18,163,780.93, 25,072,090.74 and 10,823,916.11

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Solution

The fourth proportional to 18,163,780.93, 25,072,090.74 and 10,823,916.11 is: 14,940,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,780.93 : 25,072,090.74 = 10,823,916.11 : x
  2. Step 2: Convert to fraction form
    18,163,780.93/25,072,090.74 = 10,823,916.11/x
  3. Step 3: Cross multiply
    18,163,780.93x = 25,072,090.74 × 10,823,916.11
  4. Step 4: Simplify right side
    18,163,780.93x = 271,378,206,817,948.22
  5. Step 5: Solve for x
    x = 271,378,206,817,948.22/18,163,780.93
  6. Step 6: Final answer
    x = 14,940,623.21

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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.