Home / 14,102,769.60-21,154,154.40-9,623,793.60

Finding the Fourth Proportional to 14,102,769.60, 21,154,154.40 and 9,623,793.60

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Solution

The fourth proportional to 14,102,769.60, 21,154,154.40 and 9,623,793.60 is: 14,435,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102,769.60 : 21,154,154.40 = 9,623,793.60 : x
  2. Step 2: Convert to fraction form
    14,102,769.60/21,154,154.40 = 9,623,793.60/x
  3. Step 3: Cross multiply
    14,102,769.60x = 21,154,154.40 × 9,623,793.60
  4. Step 4: Simplify right side
    14,102,769.60x = 203,583,215,728,131.81
  5. Step 5: Solve for x
    x = 203,583,215,728,131.81/14,102,769.60
  6. Step 6: Final answer
    x = 14,435,690.40

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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.