Home / 14,512,999.18-20,027,679.66-7,897,361.98

Finding the Fourth Proportional to 14,512,999.18, 20,027,679.66 and 7,897,361.98

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Solution

The fourth proportional to 14,512,999.18, 20,027,679.66 and 7,897,361.98 is: 10,898,218.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,512,999.18 : 20,027,679.66 = 7,897,361.98 : x
  2. Step 2: Convert to fraction form
    14,512,999.18/20,027,679.66 = 7,897,361.98/x
  3. Step 3: Cross multiply
    14,512,999.18x = 20,027,679.66 × 7,897,361.98
  4. Step 4: Simplify right side
    14,512,999.18x = 158,165,835,894,503.34
  5. Step 5: Solve for x
    x = 158,165,835,894,503.34/14,512,999.18
  6. Step 6: Final answer
    x = 10,898,218.48

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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.