Home / 9,148,627.18-13,719,439.14-3,081,728.80

Finding the Fourth Proportional to 9,148,627.18, 13,719,439.14 and 3,081,728.80

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Solution

The fourth proportional to 9,148,627.18, 13,719,439.14 and 3,081,728.80 is: 4,621,413.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148,627.18 : 13,719,439.14 = 3,081,728.80 : x
  2. Step 2: Convert to fraction form
    9,148,627.18/13,719,439.14 = 3,081,728.80/x
  3. Step 3: Cross multiply
    9,148,627.18x = 13,719,439.14 × 3,081,728.80
  4. Step 4: Simplify right side
    9,148,627.18x = 42,279,590,717,585.23
  5. Step 5: Solve for x
    x = 42,279,590,717,585.23/9,148,627.18
  6. Step 6: Final answer
    x = 4,621,413.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.