Home / 7,779,614.13-10,737,272.45-4,640,078.84

Finding the Fourth Proportional to 7,779,614.13, 10,737,272.45 and 4,640,078.84

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Solution

The fourth proportional to 7,779,614.13, 10,737,272.45 and 4,640,078.84 is: 6,404,146.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779,614.13 : 10,737,272.45 = 4,640,078.84 : x
  2. Step 2: Convert to fraction form
    7,779,614.13/10,737,272.45 = 4,640,078.84/x
  3. Step 3: Cross multiply
    7,779,614.13x = 10,737,272.45 × 4,640,078.84
  4. Step 4: Simplify right side
    7,779,614.13x = 49,821,790,652,473.80
  5. Step 5: Solve for x
    x = 49,821,790,652,473.80/7,779,614.13
  6. Step 6: Final answer
    x = 6,404,146.76

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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.