Home / 31,516,509.89-43,493,449.14-17,765,470.37

Finding the Fourth Proportional to 31,516,509.89, 43,493,449.14 and 17,765,470.37

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Solution

The fourth proportional to 31,516,509.89, 43,493,449.14 and 17,765,470.37 is: 24,516,724.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,516,509.89 : 43,493,449.14 = 17,765,470.37 : x
  2. Step 2: Convert to fraction form
    31,516,509.89/43,493,449.14 = 17,765,470.37/x
  3. Step 3: Cross multiply
    31,516,509.89x = 43,493,449.14 × 17,765,470.37
  4. Step 4: Simplify right side
    31,516,509.89x = 772,681,581,768,304.62
  5. Step 5: Solve for x
    x = 772,681,581,768,304.62/31,516,509.89
  6. Step 6: Final answer
    x = 24,516,724.24

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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.