Home / 12,000,136.55-18,004,413.59-3,480,984.23

Finding the Fourth Proportional to 12,000,136.55, 18,004,413.59 and 3,480,984.23

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Solution

The fourth proportional to 12,000,136.55, 18,004,413.59 and 3,480,984.23 is: 5,222,697.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000,136.55 : 18,004,413.59 = 3,480,984.23 : x
  2. Step 2: Convert to fraction form
    12,000,136.55/18,004,413.59 = 3,480,984.23/x
  3. Step 3: Cross multiply
    12,000,136.55x = 18,004,413.59 × 3,480,984.23
  4. Step 4: Simplify right side
    12,000,136.55x = 62,673,079,830,901.18
  5. Step 5: Solve for x
    x = 62,673,079,830,901.18/12,000,136.55
  6. Step 6: Final answer
    x = 5,222,697.22

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1.5x scale

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.