Home / 6,290,275.14-9,421,582.38-5,198,413.14

Finding the Fourth Proportional to 6,290,275.14, 9,421,582.38 and 5,198,413.14

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Solution

The fourth proportional to 6,290,275.14, 9,421,582.38 and 5,198,413.14 is: 7,786,190.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290,275.14 : 9,421,582.38 = 5,198,413.14 : x
  2. Step 2: Convert to fraction form
    6,290,275.14/9,421,582.38 = 5,198,413.14/x
  3. Step 3: Cross multiply
    6,290,275.14x = 9,421,582.38 × 5,198,413.14
  4. Step 4: Simplify right side
    6,290,275.14x = 48,977,277,643,784.48
  5. Step 5: Solve for x
    x = 48,977,277,643,784.48/6,290,275.14
  6. Step 6: Final answer
    x = 7,786,190.04

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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.