Home / 8,968,763.70-13,453,145.55-6,577,279.20

Finding the Fourth Proportional to 8,968,763.70, 13,453,145.55 and 6,577,279.20

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Solution

The fourth proportional to 8,968,763.70, 13,453,145.55 and 6,577,279.20 is: 9,865,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,763.70 : 13,453,145.55 = 6,577,279.20 : x
  2. Step 2: Convert to fraction form
    8,968,763.70/13,453,145.55 = 6,577,279.20/x
  3. Step 3: Cross multiply
    8,968,763.70x = 13,453,145.55 × 6,577,279.20
  4. Step 4: Simplify right side
    8,968,763.70x = 88,485,094,400,587.56
  5. Step 5: Solve for x
    x = 88,485,094,400,587.56/8,968,763.70
  6. Step 6: Final answer
    x = 9,865,918.80

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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.