Home / 68,991,371.65-95,209,227.51-37,629,420.70

Finding the Fourth Proportional to 68,991,371.65, 95,209,227.51 and 37,629,420.70

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Solution

The fourth proportional to 68,991,371.65, 95,209,227.51 and 37,629,420.70 is: 51,929,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,991,371.65 : 95,209,227.51 = 37,629,420.70 : x
  2. Step 2: Convert to fraction form
    68,991,371.65/95,209,227.51 = 37,629,420.70/x
  3. Step 3: Cross multiply
    68,991,371.65x = 95,209,227.51 × 37,629,420.70
  4. Step 4: Simplify right side
    68,991,371.65x = 3,582,668,076,506,853.50
  5. Step 5: Solve for x
    x = 3,582,668,076,506,853.50/68,991,371.65
  6. Step 6: Final answer
    x = 51,929,219.42

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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.