Home / 18,153,413.60-27,230,120.40-9,195,461.60

Finding the Fourth Proportional to 18,153,413.60, 27,230,120.40 and 9,195,461.60

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Solution

The fourth proportional to 18,153,413.60, 27,230,120.40 and 9,195,461.60 is: 13,793,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,413.60 : 27,230,120.40 = 9,195,461.60 : x
  2. Step 2: Convert to fraction form
    18,153,413.60/27,230,120.40 = 9,195,461.60/x
  3. Step 3: Cross multiply
    18,153,413.60x = 27,230,120.40 × 9,195,461.60
  4. Step 4: Simplify right side
    18,153,413.60x = 250,393,526,501,576.62
  5. Step 5: Solve for x
    x = 250,393,526,501,576.62/18,153,413.60
  6. Step 6: Final answer
    x = 13,793,192.40

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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.