Home / 10,362,693.90-15,544,040.85-7,542,597.90

Finding the Fourth Proportional to 10,362,693.90, 15,544,040.85 and 7,542,597.90

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Solution

The fourth proportional to 10,362,693.90, 15,544,040.85 and 7,542,597.90 is: 11,313,896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362,693.90 : 15,544,040.85 = 7,542,597.90 : x
  2. Step 2: Convert to fraction form
    10,362,693.90/15,544,040.85 = 7,542,597.90/x
  3. Step 3: Cross multiply
    10,362,693.90x = 15,544,040.85 × 7,542,597.90
  4. Step 4: Simplify right side
    10,362,693.90x = 117,242,449,872,724.22
  5. Step 5: Solve for x
    x = 117,242,449,872,724.22/10,362,693.90
  6. Step 6: Final answer
    x = 11,313,896.85

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Similar ratio
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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.