Home / 6,152,812.09-8,490,969.53-3,399,563.16

Finding the Fourth Proportional to 6,152,812.09, 8,490,969.53 and 3,399,563.16

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Solution

The fourth proportional to 6,152,812.09, 8,490,969.53 and 3,399,563.16 is: 4,691,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,152,812.09 : 8,490,969.53 = 3,399,563.16 : x
  2. Step 2: Convert to fraction form
    6,152,812.09/8,490,969.53 = 3,399,563.16/x
  3. Step 3: Cross multiply
    6,152,812.09x = 8,490,969.53 × 3,399,563.16
  4. Step 4: Simplify right side
    6,152,812.09x = 28,865,587,211,100.12
  5. Step 5: Solve for x
    x = 28,865,587,211,100.12/6,152,812.09
  6. Step 6: Final answer
    x = 4,691,446.25

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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.