Home / 18,411,909.08-27,616,862.27-5,632,413.79

Finding the Fourth Proportional to 18,411,909.08, 27,616,862.27 and 5,632,413.79

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Solution

The fourth proportional to 18,411,909.08, 27,616,862.27 and 5,632,413.79 is: 8,448,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411,909.08 : 27,616,862.27 = 5,632,413.79 : x
  2. Step 2: Convert to fraction form
    18,411,909.08/27,616,862.27 = 5,632,413.79/x
  3. Step 3: Cross multiply
    18,411,909.08x = 27,616,862.27 × 5,632,413.79
  4. Step 4: Simplify right side
    18,411,909.08x = 155,549,595,886,078.69
  5. Step 5: Solve for x
    x = 155,549,595,886,078.69/18,411,909.08
  6. Step 6: Final answer
    x = 8,448,314.36

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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.