Home / 13,401,946.83-20,111,422.69-5,725,649.41

Finding the Fourth Proportional to 13,401,946.83, 20,111,422.69 and 5,725,649.41

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Solution

The fourth proportional to 13,401,946.83, 20,111,422.69 and 5,725,649.41 is: 8,592,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401,946.83 : 20,111,422.69 = 5,725,649.41 : x
  2. Step 2: Convert to fraction form
    13,401,946.83/20,111,422.69 = 5,725,649.41/x
  3. Step 3: Cross multiply
    13,401,946.83x = 20,111,422.69 × 5,725,649.41
  4. Step 4: Simplify right side
    13,401,946.83x = 115,150,955,480,909.41
  5. Step 5: Solve for x
    x = 115,150,955,480,909.41/13,401,946.83
  6. Step 6: Final answer
    x = 8,592,106.58

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1.5x scale

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.