Home / 29,021,829.20-43,522,246.20-11,742,779.60

Finding the Fourth Proportional to 29,021,829.20, 43,522,246.20 and 11,742,779.60

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Solution

The fourth proportional to 29,021,829.20, 43,522,246.20 and 11,742,779.60 is: 17,609,921.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,021,829.20 : 43,522,246.20 = 11,742,779.60 : x
  2. Step 2: Convert to fraction form
    29,021,829.20/43,522,246.20 = 11,742,779.60/x
  3. Step 3: Cross multiply
    29,021,829.20x = 43,522,246.20 × 11,742,779.60
  4. Step 4: Simplify right side
    29,021,829.20x = 511,072,144,823,537.56
  5. Step 5: Solve for x
    x = 511,072,144,823,537.56/29,021,829.20
  6. Step 6: Final answer
    x = 17,609,921.87

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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.