Home / 9,720,384.40-14,580,576.60-3,328,512.40

Finding the Fourth Proportional to 9,720,384.40, 14,580,576.60 and 3,328,512.40

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Solution

The fourth proportional to 9,720,384.40, 14,580,576.60 and 3,328,512.40 is: 4,992,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,384.40 : 14,580,576.60 = 3,328,512.40 : x
  2. Step 2: Convert to fraction form
    9,720,384.40/14,580,576.60 = 3,328,512.40/x
  3. Step 3: Cross multiply
    9,720,384.40x = 14,580,576.60 × 3,328,512.40
  4. Step 4: Simplify right side
    9,720,384.40x = 48,531,630,012,249.84
  5. Step 5: Solve for x
    x = 48,531,630,012,249.84/9,720,384.40
  6. Step 6: Final answer
    x = 4,992,768.60

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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.