Home / 27,598,356.93-38,085,984.45-15,208,894.89

Finding the Fourth Proportional to 27,598,356.93, 38,085,984.45 and 15,208,894.89

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Solution

The fourth proportional to 27,598,356.93, 38,085,984.45 and 15,208,894.89 is: 20,988,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598,356.93 : 38,085,984.45 = 15,208,894.89 : x
  2. Step 2: Convert to fraction form
    27,598,356.93/38,085,984.45 = 15,208,894.89/x
  3. Step 3: Cross multiply
    27,598,356.93x = 38,085,984.45 × 15,208,894.89
  4. Step 4: Simplify right side
    27,598,356.93x = 579,245,734,282,224.50
  5. Step 5: Solve for x
    x = 579,245,734,282,224.50/27,598,356.93
  6. Step 6: Final answer
    x = 20,988,413.76

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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.