Home / 13,401,946.87-20,111,422.76-5,725,649.46

Finding the Fourth Proportional to 13,401,946.87, 20,111,422.76 and 5,725,649.46

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Solution

The fourth proportional to 13,401,946.87, 20,111,422.76 and 5,725,649.46 is: 8,592,106.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401,946.87 : 20,111,422.76 = 5,725,649.46 : x
  2. Step 2: Convert to fraction form
    13,401,946.87/20,111,422.76 = 5,725,649.46/x
  3. Step 3: Cross multiply
    13,401,946.87x = 20,111,422.76 × 5,725,649.46
  4. Step 4: Simplify right side
    13,401,946.87x = 115,150,956,840,996.19
  5. Step 5: Solve for x
    x = 115,150,956,840,996.19/13,401,946.87
  6. Step 6: Final answer
    x = 8,592,106.65

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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.