Home / 6,118,521.92-8,443,213.44-3,402,209.60

Finding the Fourth Proportional to 6,118,521.92, 8,443,213.44 and 3,402,209.60

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Solution

The fourth proportional to 6,118,521.92, 8,443,213.44 and 3,402,209.60 is: 4,694,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118,521.92 : 8,443,213.44 = 3,402,209.60 : x
  2. Step 2: Convert to fraction form
    6,118,521.92/8,443,213.44 = 3,402,209.60/x
  3. Step 3: Cross multiply
    6,118,521.92x = 8,443,213.44 × 3,402,209.60
  4. Step 4: Simplify right side
    6,118,521.92x = 28,725,581,820,417.02
  5. Step 5: Solve for x
    x = 28,725,581,820,417.02/6,118,521.92
  6. Step 6: Final answer
    x = 4,694,856.40

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Double scale
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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.