Home / 14,486,114.70-21,731,796.45-7,279,512.30

Finding the Fourth Proportional to 14,486,114.70, 21,731,796.45 and 7,279,512.30

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Solution

The fourth proportional to 14,486,114.70, 21,731,796.45 and 7,279,512.30 is: 10,920,587.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,114.70 : 21,731,796.45 = 7,279,512.30 : x
  2. Step 2: Convert to fraction form
    14,486,114.70/21,731,796.45 = 7,279,512.30/x
  3. Step 3: Cross multiply
    14,486,114.70x = 21,731,796.45 × 7,279,512.30
  4. Step 4: Simplify right side
    14,486,114.70x = 158,196,879,558,871.31
  5. Step 5: Solve for x
    x = 158,196,879,558,871.31/14,486,114.70
  6. Step 6: Final answer
    x = 10,920,587.25

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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.