Home / 10,868,080.84-16,301,121.72-3,678,793

Finding the Fourth Proportional to 10,868,080.84, 16,301,121.72 and 3,678,793

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Solution

The fourth proportional to 10,868,080.84, 16,301,121.72 and 3,678,793 is: 5,517,851.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,080.84 : 16,301,121.72 = 3,678,793 : x
  2. Step 2: Convert to fraction form
    10,868,080.84/16,301,121.72 = 3,678,793/x
  3. Step 3: Cross multiply
    10,868,080.84x = 16,301,121.72 × 3,678,793
  4. Step 4: Simplify right side
    10,868,080.84x = 59,968,452,475,683.96
  5. Step 5: Solve for x
    x = 59,968,452,475,683.96/10,868,080.84
  6. Step 6: Final answer
    x = 5,517,851.16

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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.