Home / 51,475,582.50-77,213,311.78-13,137,100.70

Finding the Fourth Proportional to 51,475,582.50, 77,213,311.78 and 13,137,100.70

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Solution

The fourth proportional to 51,475,582.50, 77,213,311.78 and 13,137,100.70 is: 19,705,635.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,582.50 : 77,213,311.78 = 13,137,100.70 : x
  2. Step 2: Convert to fraction form
    51,475,582.50/77,213,311.78 = 13,137,100.70/x
  3. Step 3: Cross multiply
    51,475,582.50x = 77,213,311.78 × 13,137,100.70
  4. Step 4: Simplify right side
    51,475,582.50x = 1,014,359,052,234,356.25
  5. Step 5: Solve for x
    x = 1,014,359,052,234,356.25/51,475,582.50
  6. Step 6: Final answer
    x = 19,705,635.23

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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.