Home / 6,878,116.40-10,325,047.80-4,039,827.80

Finding the Fourth Proportional to 6,878,116.40, 10,325,047.80 and 4,039,827.80

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Solution

The fourth proportional to 6,878,116.40, 10,325,047.80 and 4,039,827.80 is: 6,064,365.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,116.40 : 10,325,047.80 = 4,039,827.80 : x
  2. Step 2: Convert to fraction form
    6,878,116.40/10,325,047.80 = 4,039,827.80/x
  3. Step 3: Cross multiply
    6,878,116.40x = 10,325,047.80 × 4,039,827.80
  4. Step 4: Simplify right side
    6,878,116.40x = 41,711,415,138,768.84
  5. Step 5: Solve for x
    x = 41,711,415,138,768.84/6,878,116.40
  6. Step 6: Final answer
    x = 6,064,365.99

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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.