Home / 12,441,397.56-17,170,009.80-7,008,889.56

Finding the Fourth Proportional to 12,441,397.56, 17,170,009.80 and 7,008,889.56

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Solution

The fourth proportional to 12,441,397.56, 17,170,009.80 and 7,008,889.56 is: 9,672,764.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,441,397.56 : 17,170,009.80 = 7,008,889.56 : x
  2. Step 2: Convert to fraction form
    12,441,397.56/17,170,009.80 = 7,008,889.56/x
  3. Step 3: Cross multiply
    12,441,397.56x = 17,170,009.80 × 7,008,889.56
  4. Step 4: Simplify right side
    12,441,397.56x = 120,342,702,432,317.69
  5. Step 5: Solve for x
    x = 120,342,702,432,317.69/12,441,397.56
  6. Step 6: Final answer
    x = 9,672,764.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.