Home / 7,339,720.10-11,009,580.15-7,233,431.90

Finding the Fourth Proportional to 7,339,720.10, 11,009,580.15 and 7,233,431.90

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Solution

The fourth proportional to 7,339,720.10, 11,009,580.15 and 7,233,431.90 is: 10,850,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,720.10 : 11,009,580.15 = 7,233,431.90 : x
  2. Step 2: Convert to fraction form
    7,339,720.10/11,009,580.15 = 7,233,431.90/x
  3. Step 3: Cross multiply
    7,339,720.10x = 11,009,580.15 × 7,233,431.90
  4. Step 4: Simplify right side
    7,339,720.10x = 79,637,048,262,616.80
  5. Step 5: Solve for x
    x = 79,637,048,262,616.80/7,339,720.10
  6. Step 6: Final answer
    x = 10,850,147.85

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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.