Home / 19,271,181.86-26,591,779.54-11,011,778.32

Finding the Fourth Proportional to 19,271,181.86, 26,591,779.54 and 11,011,778.32

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Solution

The fourth proportional to 19,271,181.86, 26,591,779.54 and 11,011,778.32 is: 15,194,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,271,181.86 : 26,591,779.54 = 11,011,778.32 : x
  2. Step 2: Convert to fraction form
    19,271,181.86/26,591,779.54 = 11,011,778.32/x
  3. Step 3: Cross multiply
    19,271,181.86x = 26,591,779.54 × 11,011,778.32
  4. Step 4: Simplify right side
    19,271,181.86x = 292,822,781,428,791.56
  5. Step 5: Solve for x
    x = 292,822,781,428,791.56/19,271,181.86
  6. Step 6: Final answer
    x = 15,194,853.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.