Home / 20,017,173.60-27,621,226.80-14,213,837.88

Finding the Fourth Proportional to 20,017,173.60, 27,621,226.80 and 14,213,837.88

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Solution

The fourth proportional to 20,017,173.60, 27,621,226.80 and 14,213,837.88 is: 19,613,340.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,017,173.60 : 27,621,226.80 = 14,213,837.88 : x
  2. Step 2: Convert to fraction form
    20,017,173.60/27,621,226.80 = 14,213,837.88/x
  3. Step 3: Cross multiply
    20,017,173.60x = 27,621,226.80 × 14,213,837.88
  4. Step 4: Simplify right side
    20,017,173.60x = 392,603,639,781,911.19
  5. Step 5: Solve for x
    x = 392,603,639,781,911.19/20,017,173.60
  6. Step 6: Final answer
    x = 19,613,340.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.