Home / 42,907,618.40-64,361,427.60-29,302,728.80

Finding the Fourth Proportional to 42,907,618.40, 64,361,427.60 and 29,302,728.80

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Solution

The fourth proportional to 42,907,618.40, 64,361,427.60 and 29,302,728.80 is: 43,954,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,907,618.40 : 64,361,427.60 = 29,302,728.80 : x
  2. Step 2: Convert to fraction form
    42,907,618.40/64,361,427.60 = 29,302,728.80/x
  3. Step 3: Cross multiply
    42,907,618.40x = 64,361,427.60 × 29,302,728.80
  4. Step 4: Simplify right side
    42,907,618.40x = 1,885,965,458,143,635
  5. Step 5: Solve for x
    x = 1,885,965,458,143,635/42,907,618.40
  6. Step 6: Final answer
    x = 43,954,093.20

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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.