Home / 6,521,382.80-9,782,074.20-4,117,432.40

Finding the Fourth Proportional to 6,521,382.80, 9,782,074.20 and 4,117,432.40

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Solution

The fourth proportional to 6,521,382.80, 9,782,074.20 and 4,117,432.40 is: 6,176,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521,382.80 : 9,782,074.20 = 4,117,432.40 : x
  2. Step 2: Convert to fraction form
    6,521,382.80/9,782,074.20 = 4,117,432.40/x
  3. Step 3: Cross multiply
    6,521,382.80x = 9,782,074.20 × 4,117,432.40
  4. Step 4: Simplify right side
    6,521,382.80x = 40,277,029,250,284.08
  5. Step 5: Solve for x
    x = 40,277,029,250,284.08/6,521,382.80
  6. Step 6: Final answer
    x = 6,176,148.60

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Similar ratio
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1.5x scale

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.