Home / 8,142,069.28-11,235,617.04-4,520,164

Finding the Fourth Proportional to 8,142,069.28, 11,235,617.04 and 4,520,164

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Solution

The fourth proportional to 8,142,069.28, 11,235,617.04 and 4,520,164 is: 6,237,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,069.28 : 11,235,617.04 = 4,520,164 : x
  2. Step 2: Convert to fraction form
    8,142,069.28/11,235,617.04 = 4,520,164/x
  3. Step 3: Cross multiply
    8,142,069.28x = 11,235,617.04 × 4,520,164
  4. Step 4: Simplify right side
    8,142,069.28x = 50,786,831,661,994.55
  5. Step 5: Solve for x
    x = 50,786,831,661,994.55/8,142,069.28
  6. Step 6: Final answer
    x = 6,237,582.84

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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.