Home / 13,353,401.20-20,030,101.80-4,830,662.20

Finding the Fourth Proportional to 13,353,401.20, 20,030,101.80 and 4,830,662.20

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Solution

The fourth proportional to 13,353,401.20, 20,030,101.80 and 4,830,662.20 is: 7,245,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353,401.20 : 20,030,101.80 = 4,830,662.20 : x
  2. Step 2: Convert to fraction form
    13,353,401.20/20,030,101.80 = 4,830,662.20/x
  3. Step 3: Cross multiply
    13,353,401.20x = 20,030,101.80 × 4,830,662.20
  4. Step 4: Simplify right side
    13,353,401.20x = 96,758,655,627,411.97
  5. Step 5: Solve for x
    x = 96,758,655,627,411.97/13,353,401.20
  6. Step 6: Final answer
    x = 7,245,993.30

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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.