Home / 12,618,400.37-18,927,600.55-3,033,779.01

Finding the Fourth Proportional to 12,618,400.37, 18,927,600.55 and 3,033,779.01

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Solution

The fourth proportional to 12,618,400.37, 18,927,600.55 and 3,033,779.01 is: 4,550,668.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,618,400.37 : 18,927,600.55 = 3,033,779.01 : x
  2. Step 2: Convert to fraction form
    12,618,400.37/18,927,600.55 = 3,033,779.01/x
  3. Step 3: Cross multiply
    12,618,400.37x = 18,927,600.55 × 3,033,779.01
  4. Step 4: Simplify right side
    12,618,400.37x = 57,422,157,179,691.51
  5. Step 5: Solve for x
    x = 57,422,157,179,691.51/12,618,400.37
  6. Step 6: Final answer
    x = 4,550,668.51

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1.5x scale

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.