Home / 8,180,309.55-12,256,467.53-5,184,994.35

Finding the Fourth Proportional to 8,180,309.55, 12,256,467.53 and 5,184,994.35

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Solution

The fourth proportional to 8,180,309.55, 12,256,467.53 and 5,184,994.35 is: 7,768,619.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,309.55 : 12,256,467.53 = 5,184,994.35 : x
  2. Step 2: Convert to fraction form
    8,180,309.55/12,256,467.53 = 5,184,994.35/x
  3. Step 3: Cross multiply
    8,180,309.55x = 12,256,467.53 × 5,184,994.35
  4. Step 4: Simplify right side
    8,180,309.55x = 63,549,714,868,083.48
  5. Step 5: Solve for x
    x = 63,549,714,868,083.48/8,180,309.55
  6. Step 6: Final answer
    x = 7,768,619.82

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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.