Home / 14,621,802.75-20,179,441.38-8,095,432.21

Finding the Fourth Proportional to 14,621,802.75, 20,179,441.38 and 8,095,432.21

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Solution

The fourth proportional to 14,621,802.75, 20,179,441.38 and 8,095,432.21 is: 11,172,445.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621,802.75 : 20,179,441.38 = 8,095,432.21 : x
  2. Step 2: Convert to fraction form
    14,621,802.75/20,179,441.38 = 8,095,432.21/x
  3. Step 3: Cross multiply
    14,621,802.75x = 20,179,441.38 × 8,095,432.21
  4. Step 4: Simplify right side
    14,621,802.75x = 163,361,299,727,458.84
  5. Step 5: Solve for x
    x = 163,361,299,727,458.84/14,621,802.75
  6. Step 6: Final answer
    x = 11,172,445.87

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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.