Home / 12,842,409.60-19,263,614.40-5,274,806.40

Finding the Fourth Proportional to 12,842,409.60, 19,263,614.40 and 5,274,806.40

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Solution

The fourth proportional to 12,842,409.60, 19,263,614.40 and 5,274,806.40 is: 7,912,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842,409.60 : 19,263,614.40 = 5,274,806.40 : x
  2. Step 2: Convert to fraction form
    12,842,409.60/19,263,614.40 = 5,274,806.40/x
  3. Step 3: Cross multiply
    12,842,409.60x = 19,263,614.40 × 5,274,806.40
  4. Step 4: Simplify right side
    12,842,409.60x = 101,611,836,524,252.16
  5. Step 5: Solve for x
    x = 101,611,836,524,252.16/12,842,409.60
  6. Step 6: Final answer
    x = 7,912,209.60

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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.