Home / 10,861,570.80-16,287,544.80-3,671,152.20

Finding the Fourth Proportional to 10,861,570.80, 16,287,544.80 and 3,671,152.20

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Solution

The fourth proportional to 10,861,570.80, 16,287,544.80 and 3,671,152.20 is: 5,505,102.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,570.80 : 16,287,544.80 = 3,671,152.20 : x
  2. Step 2: Convert to fraction form
    10,861,570.80/16,287,544.80 = 3,671,152.20/x
  3. Step 3: Cross multiply
    10,861,570.80x = 16,287,544.80 × 3,671,152.20
  4. Step 4: Simplify right side
    10,861,570.80x = 59,794,055,925,118.56
  5. Step 5: Solve for x
    x = 59,794,055,925,118.56/10,861,570.80
  6. Step 6: Final answer
    x = 5,505,102.07

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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.