Home / 53,401,038.48-80,104,659.12-20,611,794.64

Finding the Fourth Proportional to 53,401,038.48, 80,104,659.12 and 20,611,794.64

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Solution

The fourth proportional to 53,401,038.48, 80,104,659.12 and 20,611,794.64 is: 30,918,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,401,038.48 : 80,104,659.12 = 20,611,794.64 : x
  2. Step 2: Convert to fraction form
    53,401,038.48/80,104,659.12 = 20,611,794.64/x
  3. Step 3: Cross multiply
    53,401,038.48x = 80,104,659.12 × 20,611,794.64
  4. Step 4: Simplify right side
    53,401,038.48x = 1,651,100,783,488,643.25
  5. Step 5: Solve for x
    x = 1,651,100,783,488,643.25/53,401,038.48
  6. Step 6: Final answer
    x = 30,918,889.04

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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.