Home / 27,490,308.72-37,934,413.66-15,888,623.64

Finding the Fourth Proportional to 27,490,308.72, 37,934,413.66 and 15,888,623.64

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Solution

The fourth proportional to 27,490,308.72, 37,934,413.66 and 15,888,623.64 is: 21,925,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490,308.72 : 37,934,413.66 = 15,888,623.64 : x
  2. Step 2: Convert to fraction form
    27,490,308.72/37,934,413.66 = 15,888,623.64/x
  3. Step 3: Cross multiply
    27,490,308.72x = 37,934,413.66 × 15,888,623.64
  4. Step 4: Simplify right side
    27,490,308.72x = 602,725,621,647,814.88
  5. Step 5: Solve for x
    x = 602,725,621,647,814.88/27,490,308.72
  6. Step 6: Final answer
    x = 21,925,021.93

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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.