Home / 12,535,181.80-18,803,387.10-6,563,213.80

Finding the Fourth Proportional to 12,535,181.80, 18,803,387.10 and 6,563,213.80

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Solution

The fourth proportional to 12,535,181.80, 18,803,387.10 and 6,563,213.80 is: 9,845,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535,181.80 : 18,803,387.10 = 6,563,213.80 : x
  2. Step 2: Convert to fraction form
    12,535,181.80/18,803,387.10 = 6,563,213.80/x
  3. Step 3: Cross multiply
    12,535,181.80x = 18,803,387.10 × 6,563,213.80
  4. Step 4: Simplify right side
    12,535,181.80x = 123,410,649,701,461.98
  5. Step 5: Solve for x
    x = 123,410,649,701,461.98/12,535,181.80
  6. Step 6: Final answer
    x = 9,845,142.39

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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.