Home / 12,650,583.82-18,975,875.32-3,065,962.36

Finding the Fourth Proportional to 12,650,583.82, 18,975,875.32 and 3,065,962.36

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Solution

The fourth proportional to 12,650,583.82, 18,975,875.32 and 3,065,962.36 is: 4,598,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,650,583.82 : 18,975,875.32 = 3,065,962.36 : x
  2. Step 2: Convert to fraction form
    12,650,583.82/18,975,875.32 = 3,065,962.36/x
  3. Step 3: Cross multiply
    12,650,583.82x = 18,975,875.32 × 3,065,962.36
  4. Step 4: Simplify right side
    12,650,583.82x = 58,179,319,479,172.95
  5. Step 5: Solve for x
    x = 58,179,319,479,172.95/12,650,583.82
  6. Step 6: Final answer
    x = 4,598,943.44

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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.