Home / 51,222,260.90-70,685,889.41-28,017,184.88

Finding the Fourth Proportional to 51,222,260.90, 70,685,889.41 and 28,017,184.88

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Solution

The fourth proportional to 51,222,260.90, 70,685,889.41 and 28,017,184.88 is: 38,663,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,260.90 : 70,685,889.41 = 28,017,184.88 : x
  2. Step 2: Convert to fraction form
    51,222,260.90/70,685,889.41 = 28,017,184.88/x
  3. Step 3: Cross multiply
    51,222,260.90x = 70,685,889.41 × 28,017,184.88
  4. Step 4: Simplify right side
    51,222,260.90x = 1,980,419,631,723,817.50
  5. Step 5: Solve for x
    x = 1,980,419,631,723,817.50/51,222,260.90
  6. Step 6: Final answer
    x = 38,663,260.80

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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.