Home / 25,987,666.51-38,968,043.94-13,853,870.95

Finding the Fourth Proportional to 25,987,666.51, 38,968,043.94 and 13,853,870.95

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Solution

The fourth proportional to 25,987,666.51, 38,968,043.94 and 13,853,870.95 is: 20,773,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,987,666.51 : 38,968,043.94 = 13,853,870.95 : x
  2. Step 2: Convert to fraction form
    25,987,666.51/38,968,043.94 = 13,853,870.95/x
  3. Step 3: Cross multiply
    25,987,666.51x = 38,968,043.94 × 13,853,870.95
  4. Step 4: Simplify right side
    25,987,666.51x = 539,858,251,918,689.50
  5. Step 5: Solve for x
    x = 539,858,251,918,689.50/25,987,666.51
  6. Step 6: Final answer
    x = 20,773,633.20

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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.