Home / 13,440,675.60-20,203,003.80-13,188,733.20

Finding the Fourth Proportional to 13,440,675.60, 20,203,003.80 and 13,188,733.20

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Solution

The fourth proportional to 13,440,675.60, 20,203,003.80 and 13,188,733.20 is: 19,824,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440,675.60 : 20,203,003.80 = 13,188,733.20 : x
  2. Step 2: Convert to fraction form
    13,440,675.60/20,203,003.80 = 13,188,733.20/x
  3. Step 3: Cross multiply
    13,440,675.60x = 20,203,003.80 × 13,188,733.20
  4. Step 4: Simplify right side
    13,440,675.60x = 266,452,026,956,786.16
  5. Step 5: Solve for x
    x = 266,452,026,956,786.16/13,440,675.60
  6. Step 6: Final answer
    x = 19,824,303.10

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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.