Home / 51,014,966.40-76,522,449.60-20,744,553.60

Finding the Fourth Proportional to 51,014,966.40, 76,522,449.60 and 20,744,553.60

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Solution

The fourth proportional to 51,014,966.40, 76,522,449.60 and 20,744,553.60 is: 31,116,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,014,966.40 : 76,522,449.60 = 20,744,553.60 : x
  2. Step 2: Convert to fraction form
    51,014,966.40/76,522,449.60 = 20,744,553.60/x
  3. Step 3: Cross multiply
    51,014,966.40x = 76,522,449.60 × 20,744,553.60
  4. Step 4: Simplify right side
    51,014,966.40x = 1,587,424,057,330,498.50
  5. Step 5: Solve for x
    x = 1,587,424,057,330,498.50/51,014,966.40
  6. Step 6: Final answer
    x = 31,116,830.40

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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.