Home / 7,779,543.67-11,669,343.54-2,388,194.38

Finding the Fourth Proportional to 7,779,543.67, 11,669,343.54 and 2,388,194.38

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Solution

The fourth proportional to 7,779,543.67, 11,669,343.54 and 2,388,194.38 is: 3,582,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779,543.67 : 11,669,343.54 = 2,388,194.38 : x
  2. Step 2: Convert to fraction form
    7,779,543.67/11,669,343.54 = 2,388,194.38/x
  3. Step 3: Cross multiply
    7,779,543.67x = 11,669,343.54 × 2,388,194.38
  4. Step 4: Simplify right side
    7,779,543.67x = 27,868,660,660,517.30
  5. Step 5: Solve for x
    x = 27,868,660,660,517.30/7,779,543.67
  6. Step 6: Final answer
    x = 3,582,300.18

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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.