Home / 19,303,181.52-28,954,747.80-4,926,249.63

Finding the Fourth Proportional to 19,303,181.52, 28,954,747.80 and 4,926,249.63

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Solution

The fourth proportional to 19,303,181.52, 28,954,747.80 and 4,926,249.63 is: 7,389,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303,181.52 : 28,954,747.80 = 4,926,249.63 : x
  2. Step 2: Convert to fraction form
    19,303,181.52/28,954,747.80 = 4,926,249.63/x
  3. Step 3: Cross multiply
    19,303,181.52x = 28,954,747.80 × 4,926,249.63
  4. Step 4: Simplify right side
    19,303,181.52x = 142,638,315,636,493.31
  5. Step 5: Solve for x
    x = 142,638,315,636,493.31/19,303,181.52
  6. Step 6: Final answer
    x = 7,389,368.20

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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.