Home / 11,852,993.60-17,779,490.40-11,388,507.20

Finding the Fourth Proportional to 11,852,993.60, 17,779,490.40 and 11,388,507.20

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Solution

The fourth proportional to 11,852,993.60, 17,779,490.40 and 11,388,507.20 is: 17,082,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852,993.60 : 17,779,490.40 = 11,388,507.20 : x
  2. Step 2: Convert to fraction form
    11,852,993.60/17,779,490.40 = 11,388,507.20/x
  3. Step 3: Cross multiply
    11,852,993.60x = 17,779,490.40 × 11,388,507.20
  4. Step 4: Simplify right side
    11,852,993.60x = 202,481,854,432,730.84
  5. Step 5: Solve for x
    x = 202,481,854,432,730.84/11,852,993.60
  6. Step 6: Final answer
    x = 17,082,760.80

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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.