Home / 19,959,485.40-29,939,228.10-17,940,009.60

Finding the Fourth Proportional to 19,959,485.40, 29,939,228.10 and 17,940,009.60

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Solution

The fourth proportional to 19,959,485.40, 29,939,228.10 and 17,940,009.60 is: 26,910,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,959,485.40 : 29,939,228.10 = 17,940,009.60 : x
  2. Step 2: Convert to fraction form
    19,959,485.40/29,939,228.10 = 17,940,009.60/x
  3. Step 3: Cross multiply
    19,959,485.40x = 29,939,228.10 × 17,940,009.60
  4. Step 4: Simplify right side
    19,959,485.40x = 537,110,039,530,589.81
  5. Step 5: Solve for x
    x = 537,110,039,530,589.81/19,959,485.40
  6. Step 6: Final answer
    x = 26,910,014.40

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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.