Home / 6,142,132.52-8,476,118.98-3,388,991.24

Finding the Fourth Proportional to 6,142,132.52, 8,476,118.98 and 3,388,991.24

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Solution

The fourth proportional to 6,142,132.52, 8,476,118.98 and 3,388,991.24 is: 4,676,794.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,132.52 : 8,476,118.98 = 3,388,991.24 : x
  2. Step 2: Convert to fraction form
    6,142,132.52/8,476,118.98 = 3,388,991.24/x
  3. Step 3: Cross multiply
    6,142,132.52x = 8,476,118.98 × 3,388,991.24
  4. Step 4: Simplify right side
    6,142,132.52x = 28,725,492,972,417.74
  5. Step 5: Solve for x
    x = 28,725,492,972,417.74/6,142,132.52
  6. Step 6: Final answer
    x = 4,676,794.73

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1.5x scale

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.