Home / 6,409,723.96-8,845,421.70-3,509,302.60

Finding the Fourth Proportional to 6,409,723.96, 8,845,421.70 and 3,509,302.60

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Solution

The fourth proportional to 6,409,723.96, 8,845,421.70 and 3,509,302.60 is: 4,842,839.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409,723.96 : 8,845,421.70 = 3,509,302.60 : x
  2. Step 2: Convert to fraction form
    6,409,723.96/8,845,421.70 = 3,509,302.60/x
  3. Step 3: Cross multiply
    6,409,723.96x = 8,845,421.70 × 3,509,302.60
  4. Step 4: Simplify right side
    6,409,723.96x = 31,041,261,369,906.42
  5. Step 5: Solve for x
    x = 31,041,261,369,906.42/6,409,723.96
  6. Step 6: Final answer
    x = 4,842,839.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.