Home / 37,012,929.85-51,079,439.67-20,493,054.78

Finding the Fourth Proportional to 37,012,929.85, 51,079,439.67 and 20,493,054.78

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Solution

The fourth proportional to 37,012,929.85, 51,079,439.67 and 20,493,054.78 is: 28,281,299.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,012,929.85 : 51,079,439.67 = 20,493,054.78 : x
  2. Step 2: Convert to fraction form
    37,012,929.85/51,079,439.67 = 20,493,054.78/x
  3. Step 3: Cross multiply
    37,012,929.85x = 51,079,439.67 × 20,493,054.78
  4. Step 4: Simplify right side
    37,012,929.85x = 1,046,773,755,020,618.25
  5. Step 5: Solve for x
    x = 1,046,773,755,020,618.25/37,012,929.85
  6. Step 6: Final answer
    x = 28,281,299.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.