Home / 26,987,415.70-40,468,952.88-13,335,239.50

Finding the Fourth Proportional to 26,987,415.70, 40,468,952.88 and 13,335,239.50

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Solution

The fourth proportional to 26,987,415.70, 40,468,952.88 and 13,335,239.50 is: 19,996,845.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987,415.70 : 40,468,952.88 = 13,335,239.50 : x
  2. Step 2: Convert to fraction form
    26,987,415.70/40,468,952.88 = 13,335,239.50/x
  3. Step 3: Cross multiply
    26,987,415.70x = 40,468,952.88 × 13,335,239.50
  4. Step 4: Simplify right side
    26,987,415.70x = 539,663,178,969,014.81
  5. Step 5: Solve for x
    x = 539,663,178,969,014.81/26,987,415.70
  6. Step 6: Final answer
    x = 19,996,845.38

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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.