Home / 14,567,891.60-21,851,837.40-13,945,908.80

Finding the Fourth Proportional to 14,567,891.60, 21,851,837.40 and 13,945,908.80

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Solution

The fourth proportional to 14,567,891.60, 21,851,837.40 and 13,945,908.80 is: 20,918,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567,891.60 : 21,851,837.40 = 13,945,908.80 : x
  2. Step 2: Convert to fraction form
    14,567,891.60/21,851,837.40 = 13,945,908.80/x
  3. Step 3: Cross multiply
    14,567,891.60x = 21,851,837.40 × 13,945,908.80
  4. Step 4: Simplify right side
    14,567,891.60x = 304,743,731,492,829.12
  5. Step 5: Solve for x
    x = 304,743,731,492,829.12/14,567,891.60
  6. Step 6: Final answer
    x = 20,918,863.20

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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.