Home / 53,304,030.80-79,956,046.20-39,699,141.20

Finding the Fourth Proportional to 53,304,030.80, 79,956,046.20 and 39,699,141.20

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Solution

The fourth proportional to 53,304,030.80, 79,956,046.20 and 39,699,141.20 is: 59,548,711.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,304,030.80 : 79,956,046.20 = 39,699,141.20 : x
  2. Step 2: Convert to fraction form
    53,304,030.80/79,956,046.20 = 39,699,141.20/x
  3. Step 3: Cross multiply
    53,304,030.80x = 79,956,046.20 × 39,699,141.20
  4. Step 4: Simplify right side
    53,304,030.80x = 3,174,186,367,887,524
  5. Step 5: Solve for x
    x = 3,174,186,367,887,524/53,304,030.80
  6. Step 6: Final answer
    x = 59,548,711.80

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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.