Home / 6,880,032.30-10,320,048.45-3,478,809.90

Finding the Fourth Proportional to 6,880,032.30, 10,320,048.45 and 3,478,809.90

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Solution

The fourth proportional to 6,880,032.30, 10,320,048.45 and 3,478,809.90 is: 5,218,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880,032.30 : 10,320,048.45 = 3,478,809.90 : x
  2. Step 2: Convert to fraction form
    6,880,032.30/10,320,048.45 = 3,478,809.90/x
  3. Step 3: Cross multiply
    6,880,032.30x = 10,320,048.45 × 3,478,809.90
  4. Step 4: Simplify right side
    6,880,032.30x = 35,901,486,716,339.65
  5. Step 5: Solve for x
    x = 35,901,486,716,339.65/6,880,032.30
  6. Step 6: Final answer
    x = 5,218,214.85

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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.