Home / 7,891,255.17-10,886,833.62-4,582,986.21

Finding the Fourth Proportional to 7,891,255.17, 10,886,833.62 and 4,582,986.21

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Solution

The fourth proportional to 7,891,255.17, 10,886,833.62 and 4,582,986.21 is: 6,322,721.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,891,255.17 : 10,886,833.62 = 4,582,986.21 : x
  2. Step 2: Convert to fraction form
    7,891,255.17/10,886,833.62 = 4,582,986.21/x
  3. Step 3: Cross multiply
    7,891,255.17x = 10,886,833.62 × 4,582,986.21
  4. Step 4: Simplify right side
    7,891,255.17x = 49,894,208,351,024.38
  5. Step 5: Solve for x
    x = 49,894,208,351,024.38/7,891,255.17
  6. Step 6: Final answer
    x = 6,322,721.45

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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.