Home / 72,849,360.20-100,537,847.88-41,488,735.28

Finding the Fourth Proportional to 72,849,360.20, 100,537,847.88 and 41,488,735.28

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Solution

The fourth proportional to 72,849,360.20, 100,537,847.88 and 41,488,735.28 is: 57,257,718.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,849,360.20 : 100,537,847.88 = 41,488,735.28 : x
  2. Step 2: Convert to fraction form
    72,849,360.20/100,537,847.88 = 41,488,735.28/x
  3. Step 3: Cross multiply
    72,849,360.20x = 100,537,847.88 × 41,488,735.28
  4. Step 4: Simplify right side
    72,849,360.20x = 4,171,188,156,314,229
  5. Step 5: Solve for x
    x = 4,171,188,156,314,229/72,849,360.20
  6. Step 6: Final answer
    x = 57,257,718.46

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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.