Home / 13,103,683.10-19,655,524.65-11,717,999.90

Finding the Fourth Proportional to 13,103,683.10, 19,655,524.65 and 11,717,999.90

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Solution

The fourth proportional to 13,103,683.10, 19,655,524.65 and 11,717,999.90 is: 17,576,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,683.10 : 19,655,524.65 = 11,717,999.90 : x
  2. Step 2: Convert to fraction form
    13,103,683.10/19,655,524.65 = 11,717,999.90/x
  3. Step 3: Cross multiply
    13,103,683.10x = 19,655,524.65 × 11,717,999.90
  4. Step 4: Simplify right side
    13,103,683.10x = 230,323,435,883,147.53
  5. Step 5: Solve for x
    x = 230,323,435,883,147.53/13,103,683.10
  6. Step 6: Final answer
    x = 17,576,999.85

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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.