Home / 6,920,528.94-9,550,620.06-3,980,346.86

Finding the Fourth Proportional to 6,920,528.94, 9,550,620.06 and 3,980,346.86

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Solution

The fourth proportional to 6,920,528.94, 9,550,620.06 and 3,980,346.86 is: 5,493,045.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920,528.94 : 9,550,620.06 = 3,980,346.86 : x
  2. Step 2: Convert to fraction form
    6,920,528.94/9,550,620.06 = 3,980,346.86/x
  3. Step 3: Cross multiply
    6,920,528.94x = 9,550,620.06 × 3,980,346.86
  4. Step 4: Simplify right side
    6,920,528.94x = 38,014,780,519,120.91
  5. Step 5: Solve for x
    x = 38,014,780,519,120.91/6,920,528.94
  6. Step 6: Final answer
    x = 5,493,045.53

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1.5x scale

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.