Home / 17,920,010.40-26,880,015.60-16,361,116.80

Finding the Fourth Proportional to 17,920,010.40, 26,880,015.60 and 16,361,116.80

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Solution

The fourth proportional to 17,920,010.40, 26,880,015.60 and 16,361,116.80 is: 24,541,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,920,010.40 : 26,880,015.60 = 16,361,116.80 : x
  2. Step 2: Convert to fraction form
    17,920,010.40/26,880,015.60 = 16,361,116.80/x
  3. Step 3: Cross multiply
    17,920,010.40x = 26,880,015.60 × 16,361,116.80
  4. Step 4: Simplify right side
    17,920,010.40x = 439,787,074,817,422.12
  5. Step 5: Solve for x
    x = 439,787,074,817,422.12/17,920,010.40
  6. Step 6: Final answer
    x = 24,541,675.20

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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.