Home / 6,920,960.90-10,385,159.44-2,880,234.50

Finding the Fourth Proportional to 6,920,960.90, 10,385,159.44 and 2,880,234.50

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Solution

The fourth proportional to 6,920,960.90, 10,385,159.44 and 2,880,234.50 is: 4,321,899.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920,960.90 : 10,385,159.44 = 2,880,234.50 : x
  2. Step 2: Convert to fraction form
    6,920,960.90/10,385,159.44 = 2,880,234.50/x
  3. Step 3: Cross multiply
    6,920,960.90x = 10,385,159.44 × 2,880,234.50
  4. Step 4: Simplify right side
    6,920,960.90x = 29,911,694,507,088.68
  5. Step 5: Solve for x
    x = 29,911,694,507,088.68/6,920,960.90
  6. Step 6: Final answer
    x = 4,321,899.07

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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.