Home / 12,618,424.65-18,927,636.96-3,033,803.52

Finding the Fourth Proportional to 12,618,424.65, 18,927,636.96 and 3,033,803.52

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Solution

The fourth proportional to 12,618,424.65, 18,927,636.96 and 3,033,803.52 is: 4,550,705.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,618,424.65 : 18,927,636.96 = 3,033,803.52 : x
  2. Step 2: Convert to fraction form
    12,618,424.65/18,927,636.96 = 3,033,803.52/x
  3. Step 3: Cross multiply
    12,618,424.65x = 18,927,636.96 × 3,033,803.52
  4. Step 4: Simplify right side
    12,618,424.65x = 57,422,731,634,530.10
  5. Step 5: Solve for x
    x = 57,422,731,634,530.10/12,618,424.65
  6. Step 6: Final answer
    x = 4,550,705.28

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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.