Home / 28,888,803.40-43,350,002.70-11,861,696.20

Finding the Fourth Proportional to 28,888,803.40, 43,350,002.70 and 11,861,696.20

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Solution

The fourth proportional to 28,888,803.40, 43,350,002.70 and 11,861,696.20 is: 17,799,441.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,888,803.40 : 43,350,002.70 = 11,861,696.20 : x
  2. Step 2: Convert to fraction form
    28,888,803.40/43,350,002.70 = 11,861,696.20/x
  3. Step 3: Cross multiply
    28,888,803.40x = 43,350,002.70 × 11,861,696.20
  4. Step 4: Simplify right side
    28,888,803.40x = 514,204,562,296,579.75
  5. Step 5: Solve for x
    x = 514,204,562,296,579.75/28,888,803.40
  6. Step 6: Final answer
    x = 17,799,441.37

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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.