Home / 18,144,612.30-27,216,918.45-8,066,916.30

Finding the Fourth Proportional to 18,144,612.30, 27,216,918.45 and 8,066,916.30

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Solution

The fourth proportional to 18,144,612.30, 27,216,918.45 and 8,066,916.30 is: 12,100,374.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,612.30 : 27,216,918.45 = 8,066,916.30 : x
  2. Step 2: Convert to fraction form
    18,144,612.30/27,216,918.45 = 8,066,916.30/x
  3. Step 3: Cross multiply
    18,144,612.30x = 27,216,918.45 × 8,066,916.30
  4. Step 4: Simplify right side
    18,144,612.30x = 219,556,603,080,075.72
  5. Step 5: Solve for x
    x = 219,556,603,080,075.72/18,144,612.30
  6. Step 6: Final answer
    x = 12,100,374.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.