Home / 11,230,254.30-16,845,381.45-6,128,420.70

Finding the Fourth Proportional to 11,230,254.30, 16,845,381.45 and 6,128,420.70

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Solution

The fourth proportional to 11,230,254.30, 16,845,381.45 and 6,128,420.70 is: 9,192,631.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230,254.30 : 16,845,381.45 = 6,128,420.70 : x
  2. Step 2: Convert to fraction form
    11,230,254.30/16,845,381.45 = 6,128,420.70/x
  3. Step 3: Cross multiply
    11,230,254.30x = 16,845,381.45 × 6,128,420.70
  4. Step 4: Simplify right side
    11,230,254.30x = 103,235,584,377,576.02
  5. Step 5: Solve for x
    x = 103,235,584,377,576.02/11,230,254.30
  6. Step 6: Final answer
    x = 9,192,631.05

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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.