Home / 21,362,579.10-32,043,868.65-15,651,884.70

Finding the Fourth Proportional to 21,362,579.10, 32,043,868.65 and 15,651,884.70

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Solution

The fourth proportional to 21,362,579.10, 32,043,868.65 and 15,651,884.70 is: 23,477,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,362,579.10 : 32,043,868.65 = 15,651,884.70 : x
  2. Step 2: Convert to fraction form
    21,362,579.10/32,043,868.65 = 15,651,884.70/x
  3. Step 3: Cross multiply
    21,362,579.10x = 32,043,868.65 × 15,651,884.70
  4. Step 4: Simplify right side
    21,362,579.10x = 501,546,937,451,744.62
  5. Step 5: Solve for x
    x = 501,546,937,451,744.62/21,362,579.10
  6. Step 6: Final answer
    x = 23,477,827.05

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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.