Home / 47,695,004.80-71,551,838.40-20,401,244.80

Finding the Fourth Proportional to 47,695,004.80, 71,551,838.40 and 20,401,244.80

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Solution

The fourth proportional to 47,695,004.80, 71,551,838.40 and 20,401,244.80 is: 30,605,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,695,004.80 : 71,551,838.40 = 20,401,244.80 : x
  2. Step 2: Convert to fraction form
    47,695,004.80/71,551,838.40 = 20,401,244.80/x
  3. Step 3: Cross multiply
    47,695,004.80x = 71,551,838.40 × 20,401,244.80
  4. Step 4: Simplify right side
    47,695,004.80x = 1,459,746,571,088,440.50
  5. Step 5: Solve for x
    x = 1,459,746,571,088,440.50/47,695,004.80
  6. Step 6: Final answer
    x = 30,605,858.56

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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.