Home / 54,224,094.20-81,336,141.30-18,321,783.80

Finding the Fourth Proportional to 54,224,094.20, 81,336,141.30 and 18,321,783.80

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Solution

The fourth proportional to 54,224,094.20, 81,336,141.30 and 18,321,783.80 is: 27,482,675.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,224,094.20 : 81,336,141.30 = 18,321,783.80 : x
  2. Step 2: Convert to fraction form
    54,224,094.20/81,336,141.30 = 18,321,783.80/x
  3. Step 3: Cross multiply
    54,224,094.20x = 81,336,141.30 × 18,321,783.80
  4. Step 4: Simplify right side
    54,224,094.20x = 1,490,223,196,024,851
  5. Step 5: Solve for x
    x = 1,490,223,196,024,851/54,224,094.20
  6. Step 6: Final answer
    x = 27,482,675.70

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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.