Home / 49,409,847.60-74,061,627.30-18,692,557.80

Finding the Fourth Proportional to 49,409,847.60, 74,061,627.30 and 18,692,557.80

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Solution

The fourth proportional to 49,409,847.60, 74,061,627.30 and 18,692,557.80 is: 28,018,731.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,409,847.60 : 74,061,627.30 = 18,692,557.80 : x
  2. Step 2: Convert to fraction form
    49,409,847.60/74,061,627.30 = 18,692,557.80/x
  3. Step 3: Cross multiply
    49,409,847.60x = 74,061,627.30 × 18,692,557.80
  4. Step 4: Simplify right side
    49,409,847.60x = 1,384,401,249,067,308
  5. Step 5: Solve for x
    x = 1,384,401,249,067,308/49,409,847.60
  6. Step 6: Final answer
    x = 28,018,731.41

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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.