Home / 12,096,298.80-18,144,448.20-8,065,220.40

Finding the Fourth Proportional to 12,096,298.80, 18,144,448.20 and 8,065,220.40

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Solution

The fourth proportional to 12,096,298.80, 18,144,448.20 and 8,065,220.40 is: 12,097,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,298.80 : 18,144,448.20 = 8,065,220.40 : x
  2. Step 2: Convert to fraction form
    12,096,298.80/18,144,448.20 = 8,065,220.40/x
  3. Step 3: Cross multiply
    12,096,298.80x = 18,144,448.20 × 8,065,220.40
  4. Step 4: Simplify right side
    12,096,298.80x = 146,338,973,769,383.28
  5. Step 5: Solve for x
    x = 146,338,973,769,383.28/12,096,298.80
  6. Step 6: Final answer
    x = 12,097,830.60

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Double scale
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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.