Home / 27,165,097.20-40,748,907.43-8,721,794.81

Finding the Fourth Proportional to 27,165,097.20, 40,748,907.43 and 8,721,794.81

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Solution

The fourth proportional to 27,165,097.20, 40,748,907.43 and 8,721,794.81 is: 13,083,097.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,165,097.20 : 40,748,907.43 = 8,721,794.81 : x
  2. Step 2: Convert to fraction form
    27,165,097.20/40,748,907.43 = 8,721,794.81/x
  3. Step 3: Cross multiply
    27,165,097.20x = 40,748,907.43 × 8,721,794.81
  4. Step 4: Simplify right side
    27,165,097.20x = 355,403,609,448,918.94
  5. Step 5: Solve for x
    x = 355,403,609,448,918.94/27,165,097.20
  6. Step 6: Final answer
    x = 13,083,097.28

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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.