Home / 6,101,480.64-8,420,044.32-3,385,220.16

Finding the Fourth Proportional to 6,101,480.64, 8,420,044.32 and 3,385,220.16

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Solution

The fourth proportional to 6,101,480.64, 8,420,044.32 and 3,385,220.16 is: 4,671,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101,480.64 : 8,420,044.32 = 3,385,220.16 : x
  2. Step 2: Convert to fraction form
    6,101,480.64/8,420,044.32 = 3,385,220.16/x
  3. Step 3: Cross multiply
    6,101,480.64x = 8,420,044.32 × 3,385,220.16
  4. Step 4: Simplify right side
    6,101,480.64x = 28,503,703,780,157.49
  5. Step 5: Solve for x
    x = 28,503,703,780,157.49/6,101,480.64
  6. Step 6: Final answer
    x = 4,671,604.40

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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.