Home / 27,583,131.90-38,064,721.86-15,987,421.38

Finding the Fourth Proportional to 27,583,131.90, 38,064,721.86 and 15,987,421.38

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Solution

The fourth proportional to 27,583,131.90, 38,064,721.86 and 15,987,421.38 is: 22,062,641.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,583,131.90 : 38,064,721.86 = 15,987,421.38 : x
  2. Step 2: Convert to fraction form
    27,583,131.90/38,064,721.86 = 15,987,421.38/x
  3. Step 3: Cross multiply
    27,583,131.90x = 38,064,721.86 × 15,987,421.38
  4. Step 4: Simplify right side
    27,583,131.90x = 608,556,748,088,317.38
  5. Step 5: Solve for x
    x = 608,556,748,088,317.38/27,583,131.90
  6. Step 6: Final answer
    x = 22,062,641.41

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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.