Home / 51,084,245.80-76,626,368.70-20,776,508.20

Finding the Fourth Proportional to 51,084,245.80, 76,626,368.70 and 20,776,508.20

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Solution

The fourth proportional to 51,084,245.80, 76,626,368.70 and 20,776,508.20 is: 31,164,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,084,245.80 : 76,626,368.70 = 20,776,508.20 : x
  2. Step 2: Convert to fraction form
    51,084,245.80/76,626,368.70 = 20,776,508.20/x
  3. Step 3: Cross multiply
    51,084,245.80x = 76,626,368.70 × 20,776,508.20
  4. Step 4: Simplify right side
    51,084,245.80x = 1,592,028,377,631,773.25
  5. Step 5: Solve for x
    x = 1,592,028,377,631,773.25/51,084,245.80
  6. Step 6: Final answer
    x = 31,164,762.30

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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.