Home / 54,578,307.80-81,910,245.90-38,076,278.24

Finding the Fourth Proportional to 54,578,307.80, 81,910,245.90 and 38,076,278.24

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Solution

The fourth proportional to 54,578,307.80, 81,910,245.90 and 38,076,278.24 is: 57,144,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578,307.80 : 81,910,245.90 = 38,076,278.24 : x
  2. Step 2: Convert to fraction form
    54,578,307.80/81,910,245.90 = 38,076,278.24/x
  3. Step 3: Cross multiply
    54,578,307.80x = 81,910,245.90 × 38,076,278.24
  4. Step 4: Simplify right side
    54,578,307.80x = 3,118,837,313,595,219.50
  5. Step 5: Solve for x
    x = 3,118,837,313,595,219.50/54,578,307.80
  6. Step 6: Final answer
    x = 57,144,265.54

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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.