Home / 13,014,678.80-19,503,355.80-9,576,131.60

Finding the Fourth Proportional to 13,014,678.80, 19,503,355.80 and 9,576,131.60

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Solution

The fourth proportional to 13,014,678.80, 19,503,355.80 and 9,576,131.60 is: 14,350,465.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014,678.80 : 19,503,355.80 = 9,576,131.60 : x
  2. Step 2: Convert to fraction form
    13,014,678.80/19,503,355.80 = 9,576,131.60/x
  3. Step 3: Cross multiply
    13,014,678.80x = 19,503,355.80 × 9,576,131.60
  4. Step 4: Simplify right side
    13,014,678.80x = 186,766,701,782,423.28
  5. Step 5: Solve for x
    x = 186,766,701,782,423.28/13,014,678.80
  6. Step 6: Final answer
    x = 14,350,465.71

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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.