Home / 10,676,858.09-14,733,990.79-5,781,968.16

Finding the Fourth Proportional to 10,676,858.09, 14,733,990.79 and 5,781,968.16

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Solution

The fourth proportional to 10,676,858.09, 14,733,990.79 and 5,781,968.16 is: 7,979,076.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,858.09 : 14,733,990.79 = 5,781,968.16 : x
  2. Step 2: Convert to fraction form
    10,676,858.09/14,733,990.79 = 5,781,968.16/x
  3. Step 3: Cross multiply
    10,676,858.09x = 14,733,990.79 × 5,781,968.16
  4. Step 4: Simplify right side
    10,676,858.09x = 85,191,465,624,740.70
  5. Step 5: Solve for x
    x = 85,191,465,624,740.70/10,676,858.09
  6. Step 6: Final answer
    x = 7,979,076.33

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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.