Home / 13,542,179.93-20,314,811.23-4,910,345.84

Finding the Fourth Proportional to 13,542,179.93, 20,314,811.23 and 4,910,345.84

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Solution

The fourth proportional to 13,542,179.93, 20,314,811.23 and 4,910,345.84 is: 7,366,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,179.93 : 20,314,811.23 = 4,910,345.84 : x
  2. Step 2: Convert to fraction form
    13,542,179.93/20,314,811.23 = 4,910,345.84/x
  3. Step 3: Cross multiply
    13,542,179.93x = 20,314,811.23 × 4,910,345.84
  4. Step 4: Simplify right side
    13,542,179.93x = 99,752,748,852,126.95
  5. Step 5: Solve for x
    x = 99,752,748,852,126.95/13,542,179.93
  6. Step 6: Final answer
    x = 7,366,077.64

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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.