Home / 7,196,960.20-10,795,440.30-1,878,176.20

Finding the Fourth Proportional to 7,196,960.20, 10,795,440.30 and 1,878,176.20

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Solution

The fourth proportional to 7,196,960.20, 10,795,440.30 and 1,878,176.20 is: 2,817,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196,960.20 : 10,795,440.30 = 1,878,176.20 : x
  2. Step 2: Convert to fraction form
    7,196,960.20/10,795,440.30 = 1,878,176.20/x
  3. Step 3: Cross multiply
    7,196,960.20x = 10,795,440.30 × 1,878,176.20
  4. Step 4: Simplify right side
    7,196,960.20x = 20,275,739,039,980.86
  5. Step 5: Solve for x
    x = 20,275,739,039,980.86/7,196,960.20
  6. Step 6: Final answer
    x = 2,817,264.30

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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.