Home / 54,578,308.80-81,910,247.40-38,076,279.24

Finding the Fourth Proportional to 54,578,308.80, 81,910,247.40 and 38,076,279.24

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Solution

The fourth proportional to 54,578,308.80, 81,910,247.40 and 38,076,279.24 is: 57,144,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578,308.80 : 81,910,247.40 = 38,076,279.24 : x
  2. Step 2: Convert to fraction form
    54,578,308.80/81,910,247.40 = 38,076,279.24/x
  3. Step 3: Cross multiply
    54,578,308.80x = 81,910,247.40 × 38,076,279.24
  4. Step 4: Simplify right side
    54,578,308.80x = 3,118,837,452,619,884.50
  5. Step 5: Solve for x
    x = 3,118,837,452,619,884.50/54,578,308.80
  6. Step 6: Final answer
    x = 57,144,267.04

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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.