Home / 10,297,813.80-15,446,720.70-9,825,421.80

Finding the Fourth Proportional to 10,297,813.80, 15,446,720.70 and 9,825,421.80

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Solution

The fourth proportional to 10,297,813.80, 15,446,720.70 and 9,825,421.80 is: 14,738,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297,813.80 : 15,446,720.70 = 9,825,421.80 : x
  2. Step 2: Convert to fraction form
    10,297,813.80/15,446,720.70 = 9,825,421.80/x
  3. Step 3: Cross multiply
    10,297,813.80x = 15,446,720.70 × 9,825,421.80
  4. Step 4: Simplify right side
    10,297,813.80x = 151,770,546,304,291.25
  5. Step 5: Solve for x
    x = 151,770,546,304,291.25/10,297,813.80
  6. Step 6: Final answer
    x = 14,738,132.70

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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.