Home / 51,754,895.20-77,632,342.80-50,747,125.60

Finding the Fourth Proportional to 51,754,895.20, 77,632,342.80 and 50,747,125.60

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Solution

The fourth proportional to 51,754,895.20, 77,632,342.80 and 50,747,125.60 is: 76,120,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,754,895.20 : 77,632,342.80 = 50,747,125.60 : x
  2. Step 2: Convert to fraction form
    51,754,895.20/77,632,342.80 = 50,747,125.60/x
  3. Step 3: Cross multiply
    51,754,895.20x = 77,632,342.80 × 50,747,125.60
  4. Step 4: Simplify right side
    51,754,895.20x = 3,939,618,250,693,855.50
  5. Step 5: Solve for x
    x = 3,939,618,250,693,855.50/51,754,895.20
  6. Step 6: Final answer
    x = 76,120,688.40

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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.