Home / 6,688,350.75-9,229,615.16-3,787,762.40

Finding the Fourth Proportional to 6,688,350.75, 9,229,615.16 and 3,787,762.40

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Solution

The fourth proportional to 6,688,350.75, 9,229,615.16 and 3,787,762.40 is: 5,226,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,350.75 : 9,229,615.16 = 3,787,762.40 : x
  2. Step 2: Convert to fraction form
    6,688,350.75/9,229,615.16 = 3,787,762.40/x
  3. Step 3: Cross multiply
    6,688,350.75x = 9,229,615.16 × 3,787,762.40
  4. Step 4: Simplify right side
    6,688,350.75x = 34,959,589,204,431.09
  5. Step 5: Solve for x
    x = 34,959,589,204,431.09/6,688,350.75
  6. Step 6: Final answer
    x = 5,226,937.18

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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.