Home / 12,243,677.60-18,365,516.40-3,724,000.40

Finding the Fourth Proportional to 12,243,677.60, 18,365,516.40 and 3,724,000.40

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Solution

The fourth proportional to 12,243,677.60, 18,365,516.40 and 3,724,000.40 is: 5,586,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243,677.60 : 18,365,516.40 = 3,724,000.40 : x
  2. Step 2: Convert to fraction form
    12,243,677.60/18,365,516.40 = 3,724,000.40/x
  3. Step 3: Cross multiply
    12,243,677.60x = 18,365,516.40 × 3,724,000.40
  4. Step 4: Simplify right side
    12,243,677.60x = 68,393,190,419,806.55
  5. Step 5: Solve for x
    x = 68,393,190,419,806.55/12,243,677.60
  6. Step 6: Final answer
    x = 5,586,000.60

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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.