Home / 56,513,405.58-77,983,169.21-31,728,751.80

Finding the Fourth Proportional to 56,513,405.58, 77,983,169.21 and 31,728,751.80

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Solution

The fourth proportional to 56,513,405.58, 77,983,169.21 and 31,728,751.80 is: 43,782,684.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,513,405.58 : 77,983,169.21 = 31,728,751.80 : x
  2. Step 2: Convert to fraction form
    56,513,405.58/77,983,169.21 = 31,728,751.80/x
  3. Step 3: Cross multiply
    56,513,405.58x = 77,983,169.21 × 31,728,751.80
  4. Step 4: Simplify right side
    56,513,405.58x = 2,474,308,620,109,394
  5. Step 5: Solve for x
    x = 2,474,308,620,109,394/56,513,405.58
  6. Step 6: Final answer
    x = 43,782,684.74

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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.