Home / 14,222,723.70-21,333,209.40-8,758,859.52

Finding the Fourth Proportional to 14,222,723.70, 21,333,209.40 and 8,758,859.52

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Solution

The fourth proportional to 14,222,723.70, 21,333,209.40 and 8,758,859.52 is: 13,137,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222,723.70 : 21,333,209.40 = 8,758,859.52 : x
  2. Step 2: Convert to fraction form
    14,222,723.70/21,333,209.40 = 8,758,859.52/x
  3. Step 3: Cross multiply
    14,222,723.70x = 21,333,209.40 × 8,758,859.52
  4. Step 4: Simplify right side
    14,222,723.70x = 186,854,584,245,343.47
  5. Step 5: Solve for x
    x = 186,854,584,245,343.47/14,222,723.70
  6. Step 6: Final answer
    x = 13,137,749.72

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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.