Home / 18,710,298-28,065,448.08-4,526,874

Finding the Fourth Proportional to 18,710,298, 28,065,448.08 and 4,526,874

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Solution

The fourth proportional to 18,710,298, 28,065,448.08 and 4,526,874 is: 6,790,311.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,710,298 : 28,065,448.08 = 4,526,874 : x
  2. Step 2: Convert to fraction form
    18,710,298/28,065,448.08 = 4,526,874/x
  3. Step 3: Cross multiply
    18,710,298x = 28,065,448.08 × 4,526,874
  4. Step 4: Simplify right side
    18,710,298x = 127,048,747,211,701.91
  5. Step 5: Solve for x
    x = 127,048,747,211,701.91/18,710,298
  6. Step 6: Final answer
    x = 6,790,311.26

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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.