Home / 49,192,021.60-73,788,032.40-15,113,312.80

Finding the Fourth Proportional to 49,192,021.60, 73,788,032.40 and 15,113,312.80

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Solution

The fourth proportional to 49,192,021.60, 73,788,032.40 and 15,113,312.80 is: 22,669,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,192,021.60 : 73,788,032.40 = 15,113,312.80 : x
  2. Step 2: Convert to fraction form
    49,192,021.60/73,788,032.40 = 15,113,312.80/x
  3. Step 3: Cross multiply
    49,192,021.60x = 73,788,032.40 × 15,113,312.80
  4. Step 4: Simplify right side
    49,192,021.60x = 1,115,181,614,557,734.88
  5. Step 5: Solve for x
    x = 1,115,181,614,557,734.88/49,192,021.60
  6. Step 6: Final answer
    x = 22,669,969.20

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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.