Home / 29,315,779.86-43,959,342.21-12,039,362.86

Finding the Fourth Proportional to 29,315,779.86, 43,959,342.21 and 12,039,362.86

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Solution

The fourth proportional to 29,315,779.86, 43,959,342.21 and 12,039,362.86 is: 18,053,160.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315,779.86 : 43,959,342.21 = 12,039,362.86 : x
  2. Step 2: Convert to fraction form
    29,315,779.86/43,959,342.21 = 12,039,362.86/x
  3. Step 3: Cross multiply
    29,315,779.86x = 43,959,342.21 × 12,039,362.86
  4. Step 4: Simplify right side
    29,315,779.86x = 529,242,471,953,104.31
  5. Step 5: Solve for x
    x = 529,242,471,953,104.31/29,315,779.86
  6. Step 6: Final answer
    x = 18,053,160.26

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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.