Home / 14,207,792.80-21,334,498.80-13,159,933.60

Finding the Fourth Proportional to 14,207,792.80, 21,334,498.80 and 13,159,933.60

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Solution

The fourth proportional to 14,207,792.80, 21,334,498.80 and 13,159,933.60 is: 19,761,027.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207,792.80 : 21,334,498.80 = 13,159,933.60 : x
  2. Step 2: Convert to fraction form
    14,207,792.80/21,334,498.80 = 13,159,933.60/x
  3. Step 3: Cross multiply
    14,207,792.80x = 21,334,498.80 × 13,159,933.60
  4. Step 4: Simplify right side
    14,207,792.80x = 280,760,587,597,279.69
  5. Step 5: Solve for x
    x = 280,760,587,597,279.69/14,207,792.80
  6. Step 6: Final answer
    x = 19,761,027.74

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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.