Home / 28,080,311.06-42,120,466.61-6,805,175.06

Finding the Fourth Proportional to 28,080,311.06, 42,120,466.61 and 6,805,175.06

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Solution

The fourth proportional to 28,080,311.06, 42,120,466.61 and 6,805,175.06 is: 10,207,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,080,311.06 : 42,120,466.61 = 6,805,175.06 : x
  2. Step 2: Convert to fraction form
    28,080,311.06/42,120,466.61 = 6,805,175.06/x
  3. Step 3: Cross multiply
    28,080,311.06x = 42,120,466.61 × 6,805,175.06
  4. Step 4: Simplify right side
    28,080,311.06x = 286,637,148,961,210
  5. Step 5: Solve for x
    x = 286,637,148,961,210/28,080,311.06
  6. Step 6: Final answer
    x = 10,207,762.60

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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.