Home / 31,314,943.20-46,984,224.60-15,155,200.20

Finding the Fourth Proportional to 31,314,943.20, 46,984,224.60 and 15,155,200.20

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Solution

The fourth proportional to 31,314,943.20, 46,984,224.60 and 15,155,200.20 is: 22,738,515.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,314,943.20 : 46,984,224.60 = 15,155,200.20 : x
  2. Step 2: Convert to fraction form
    31,314,943.20/46,984,224.60 = 15,155,200.20/x
  3. Step 3: Cross multiply
    31,314,943.20x = 46,984,224.60 × 15,155,200.20
  4. Step 4: Simplify right side
    31,314,943.20x = 712,055,330,054,764.88
  5. Step 5: Solve for x
    x = 712,055,330,054,764.88/31,314,943.20
  6. Step 6: Final answer
    x = 22,738,515.78

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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.