Home / 7,941,542.80-11,926,748.40-4,752,896.80

Finding the Fourth Proportional to 7,941,542.80, 11,926,748.40 and 4,752,896.80

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Solution

The fourth proportional to 7,941,542.80, 11,926,748.40 and 4,752,896.80 is: 7,137,983.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941,542.80 : 11,926,748.40 = 4,752,896.80 : x
  2. Step 2: Convert to fraction form
    7,941,542.80/11,926,748.40 = 4,752,896.80/x
  3. Step 3: Cross multiply
    7,941,542.80x = 11,926,748.40 × 4,752,896.80
  4. Step 4: Simplify right side
    7,941,542.80x = 56,686,604,304,765.12
  5. Step 5: Solve for x
    x = 56,686,604,304,765.12/7,941,542.80
  6. Step 6: Final answer
    x = 7,137,983.86

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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.