Home / 14,423,999.20-21,635,998.80-14,324,466.40

Finding the Fourth Proportional to 14,423,999.20, 21,635,998.80 and 14,324,466.40

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Solution

The fourth proportional to 14,423,999.20, 21,635,998.80 and 14,324,466.40 is: 21,486,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423,999.20 : 21,635,998.80 = 14,324,466.40 : x
  2. Step 2: Convert to fraction form
    14,423,999.20/21,635,998.80 = 14,324,466.40/x
  3. Step 3: Cross multiply
    14,423,999.20x = 21,635,998.80 × 14,324,466.40
  4. Step 4: Simplify right side
    14,423,999.20x = 309,924,137,841,040.31
  5. Step 5: Solve for x
    x = 309,924,137,841,040.31/14,423,999.20
  6. Step 6: Final answer
    x = 21,486,699.60

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Similar ratio
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1.5x scale

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.