Home / 9,515,758.40-13,131,581.76-5,164,751.32

Finding the Fourth Proportional to 9,515,758.40, 13,131,581.76 and 5,164,751.32

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Solution

The fourth proportional to 9,515,758.40, 13,131,581.76 and 5,164,751.32 is: 7,127,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,758.40 : 13,131,581.76 = 5,164,751.32 : x
  2. Step 2: Convert to fraction form
    9,515,758.40/13,131,581.76 = 5,164,751.32/x
  3. Step 3: Cross multiply
    9,515,758.40x = 13,131,581.76 × 5,164,751.32
  4. Step 4: Simplify right side
    9,515,758.40x = 67,821,354,228,647.93
  5. Step 5: Solve for x
    x = 67,821,354,228,647.93/9,515,758.40
  6. Step 6: Final answer
    x = 7,127,267.36

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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.