Home / 74,510,213.09-111,756,518.09-19,927,029.29

Finding the Fourth Proportional to 74,510,213.09, 111,756,518.09 and 19,927,029.29

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Solution

The fourth proportional to 74,510,213.09, 111,756,518.09 and 19,927,029.29 is: 29,888,190.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,510,213.09 : 111,756,518.09 = 19,927,029.29 : x
  2. Step 2: Convert to fraction form
    74,510,213.09/111,756,518.09 = 19,927,029.29/x
  3. Step 3: Cross multiply
    74,510,213.09x = 111,756,518.09 × 19,927,029.29
  4. Step 4: Simplify right side
    74,510,213.09x = 2,226,975,408,669,427
  5. Step 5: Solve for x
    x = 2,226,975,408,669,427/74,510,213.09
  6. Step 6: Final answer
    x = 29,888,190.04

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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.