Home / 13,493,595.94-20,240,378.04-4,395,678.64

Finding the Fourth Proportional to 13,493,595.94, 20,240,378.04 and 4,395,678.64

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Solution

The fourth proportional to 13,493,595.94, 20,240,378.04 and 4,395,678.64 is: 6,593,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493,595.94 : 20,240,378.04 = 4,395,678.64 : x
  2. Step 2: Convert to fraction form
    13,493,595.94/20,240,378.04 = 4,395,678.64/x
  3. Step 3: Cross multiply
    13,493,595.94x = 20,240,378.04 × 4,395,678.64
  4. Step 4: Simplify right side
    13,493,595.94x = 88,970,197,415,953.06
  5. Step 5: Solve for x
    x = 88,970,197,415,953.06/13,493,595.94
  6. Step 6: Final answer
    x = 6,593,512.79

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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.