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Finding the Fourth Proportional to 13,714,384.80, 20,571,577.20 and 13,714,384.80

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Solution

The fourth proportional to 13,714,384.80, 20,571,577.20 and 13,714,384.80 is: 20,571,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,714,384.80 : 20,571,577.20 = 13,714,384.80 : x
  2. Step 2: Convert to fraction form
    13,714,384.80/20,571,577.20 = 13,714,384.80/x
  3. Step 3: Cross multiply
    13,714,384.80x = 20,571,577.20 × 13,714,384.80
  4. Step 4: Simplify right side
    13,714,384.80x = 282,126,525,663,706.56
  5. Step 5: Solve for x
    x = 282,126,525,663,706.56/13,714,384.80
  6. Step 6: Final answer
    x = 20,571,577.20

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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.