Home / 13,939,188.12-19,234,951.84-8,059,199.56

Finding the Fourth Proportional to 13,939,188.12, 19,234,951.84 and 8,059,199.56

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Solution

The fourth proportional to 13,939,188.12, 19,234,951.84 and 8,059,199.56 is: 11,121,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,939,188.12 : 19,234,951.84 = 8,059,199.56 : x
  2. Step 2: Convert to fraction form
    13,939,188.12/19,234,951.84 = 8,059,199.56/x
  3. Step 3: Cross multiply
    13,939,188.12x = 19,234,951.84 × 8,059,199.56
  4. Step 4: Simplify right side
    13,939,188.12x = 155,018,315,405,549.19
  5. Step 5: Solve for x
    x = 155,018,315,405,549.19/13,939,188.12
  6. Step 6: Final answer
    x = 11,121,043.35

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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.