Home / 7,858,077.03-11,787,118.65-3,535,077.74

Finding the Fourth Proportional to 7,858,077.03, 11,787,118.65 and 3,535,077.74

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Solution

The fourth proportional to 7,858,077.03, 11,787,118.65 and 3,535,077.74 is: 5,302,618.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,077.03 : 11,787,118.65 = 3,535,077.74 : x
  2. Step 2: Convert to fraction form
    7,858,077.03/11,787,118.65 = 3,535,077.74/x
  3. Step 3: Cross multiply
    7,858,077.03x = 11,787,118.65 × 3,535,077.74
  4. Step 4: Simplify right side
    7,858,077.03x = 41,668,380,699,418.26
  5. Step 5: Solve for x
    x = 41,668,380,699,418.26/7,858,077.03
  6. Step 6: Final answer
    x = 5,302,618.00

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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.