Home / 14,327,808.40-21,491,712.60-4,230,413.20

Finding the Fourth Proportional to 14,327,808.40, 21,491,712.60 and 4,230,413.20

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Solution

The fourth proportional to 14,327,808.40, 21,491,712.60 and 4,230,413.20 is: 6,345,619.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327,808.40 : 21,491,712.60 = 4,230,413.20 : x
  2. Step 2: Convert to fraction form
    14,327,808.40/21,491,712.60 = 4,230,413.20/x
  3. Step 3: Cross multiply
    14,327,808.40x = 21,491,712.60 × 4,230,413.20
  4. Step 4: Simplify right side
    14,327,808.40x = 90,918,824,673,646.33
  5. Step 5: Solve for x
    x = 90,918,824,673,646.33/14,327,808.40
  6. Step 6: Final answer
    x = 6,345,619.80

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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.