Home / 7,849,861.38-11,779,360.38-3,300,580.62

Finding the Fourth Proportional to 7,849,861.38, 11,779,360.38 and 3,300,580.62

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Solution

The fourth proportional to 7,849,861.38, 11,779,360.38 and 3,300,580.62 is: 4,952,791.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849,861.38 : 11,779,360.38 = 3,300,580.62 : x
  2. Step 2: Convert to fraction form
    7,849,861.38/11,779,360.38 = 3,300,580.62/x
  3. Step 3: Cross multiply
    7,849,861.38x = 11,779,360.38 × 3,300,580.62
  4. Step 4: Simplify right side
    7,849,861.38x = 38,878,728,586,223.84
  5. Step 5: Solve for x
    x = 38,878,728,586,223.84/7,849,861.38
  6. Step 6: Final answer
    x = 4,952,791.74

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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.