Home / 12,747,008.40-17,590,644-6,945,840.24

Finding the Fourth Proportional to 12,747,008.40, 17,590,644 and 6,945,840.24

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Solution

The fourth proportional to 12,747,008.40, 17,590,644 and 6,945,840.24 is: 9,585,135.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,747,008.40 : 17,590,644 = 6,945,840.24 : x
  2. Step 2: Convert to fraction form
    12,747,008.40/17,590,644 = 6,945,840.24/x
  3. Step 3: Cross multiply
    12,747,008.40x = 17,590,644 × 6,945,840.24
  4. Step 4: Simplify right side
    12,747,008.40x = 122,181,802,942,714.56
  5. Step 5: Solve for x
    x = 122,181,802,942,714.56/12,747,008.40
  6. Step 6: Final answer
    x = 9,585,135.52

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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.