Home / 11,779,531.40-17,669,460.30-7,761,739.40

Finding the Fourth Proportional to 11,779,531.40, 17,669,460.30 and 7,761,739.40

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Solution

The fourth proportional to 11,779,531.40, 17,669,460.30 and 7,761,739.40 is: 11,642,716.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779,531.40 : 17,669,460.30 = 7,761,739.40 : x
  2. Step 2: Convert to fraction form
    11,779,531.40/17,669,460.30 = 7,761,739.40/x
  3. Step 3: Cross multiply
    11,779,531.40x = 17,669,460.30 × 7,761,739.40
  4. Step 4: Simplify right side
    11,779,531.40x = 137,145,746,187,245.83
  5. Step 5: Solve for x
    x = 137,145,746,187,245.83/11,779,531.40
  6. Step 6: Final answer
    x = 11,642,716.64

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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.