Home / 11,248,816.95-15,517,151.91-9,157,908.60

Finding the Fourth Proportional to 11,248,816.95, 15,517,151.91 and 9,157,908.60

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Solution

The fourth proportional to 11,248,816.95, 15,517,151.91 and 9,157,908.60 is: 12,632,853.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248,816.95 : 15,517,151.91 = 9,157,908.60 : x
  2. Step 2: Convert to fraction form
    11,248,816.95/15,517,151.91 = 9,157,908.60/x
  3. Step 3: Cross multiply
    11,248,816.95x = 15,517,151.91 × 9,157,908.60
  4. Step 4: Simplify right side
    11,248,816.95x = 142,104,658,924,095.41
  5. Step 5: Solve for x
    x = 142,104,658,924,095.41/11,248,816.95
  6. Step 6: Final answer
    x = 12,632,853.71

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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.