Home / 51,081,202.40-76,621,803.60-48,561,778.40

Finding the Fourth Proportional to 51,081,202.40, 76,621,803.60 and 48,561,778.40

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Solution

The fourth proportional to 51,081,202.40, 76,621,803.60 and 48,561,778.40 is: 72,842,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,081,202.40 : 76,621,803.60 = 48,561,778.40 : x
  2. Step 2: Convert to fraction form
    51,081,202.40/76,621,803.60 = 48,561,778.40/x
  3. Step 3: Cross multiply
    51,081,202.40x = 76,621,803.60 × 48,561,778.40
  4. Step 4: Simplify right side
    51,081,202.40x = 3,720,891,047,031,522
  5. Step 5: Solve for x
    x = 3,720,891,047,031,522/51,081,202.40
  6. Step 6: Final answer
    x = 72,842,667.60

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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.