Home / 27,583,078.16-38,064,647.52-15,987,367.60

Finding the Fourth Proportional to 27,583,078.16, 38,064,647.52 and 15,987,367.60

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Solution

The fourth proportional to 27,583,078.16, 38,064,647.52 and 15,987,367.60 is: 22,062,567.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,583,078.16 : 38,064,647.52 = 15,987,367.60 : x
  2. Step 2: Convert to fraction form
    27,583,078.16/38,064,647.52 = 15,987,367.60/x
  3. Step 3: Cross multiply
    27,583,078.16x = 38,064,647.52 × 15,987,367.60
  4. Step 4: Simplify right side
    27,583,078.16x = 608,553,512,466,668.38
  5. Step 5: Solve for x
    x = 608,553,512,466,668.38/27,583,078.16
  6. Step 6: Final answer
    x = 22,062,567.09

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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.