Home / 9,343,608.80-14,015,413.20-9,186,144.80

Finding the Fourth Proportional to 9,343,608.80, 14,015,413.20 and 9,186,144.80

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Solution

The fourth proportional to 9,343,608.80, 14,015,413.20 and 9,186,144.80 is: 13,779,217.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343,608.80 : 14,015,413.20 = 9,186,144.80 : x
  2. Step 2: Convert to fraction form
    9,343,608.80/14,015,413.20 = 9,186,144.80/x
  3. Step 3: Cross multiply
    9,343,608.80x = 14,015,413.20 × 9,186,144.80
  4. Step 4: Simplify right side
    9,343,608.80x = 128,747,615,087,031.36
  5. Step 5: Solve for x
    x = 128,747,615,087,031.36/9,343,608.80
  6. Step 6: Final answer
    x = 13,779,217.20

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Double scale
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Similar ratio
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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.