Home / 12,089,456.80-18,127,964.40-4,512,522.40

Finding the Fourth Proportional to 12,089,456.80, 18,127,964.40 and 4,512,522.40

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Solution

The fourth proportional to 12,089,456.80, 18,127,964.40 and 4,512,522.40 is: 6,766,461.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089,456.80 : 18,127,964.40 = 4,512,522.40 : x
  2. Step 2: Convert to fraction form
    12,089,456.80/18,127,964.40 = 4,512,522.40/x
  3. Step 3: Cross multiply
    12,089,456.80x = 18,127,964.40 × 4,512,522.40
  4. Step 4: Simplify right side
    12,089,456.80x = 81,802,845,421,402.56
  5. Step 5: Solve for x
    x = 81,802,845,421,402.56/12,089,456.80
  6. Step 6: Final answer
    x = 6,766,461.62

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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.