Home / 71,362,464.24-98,472,302.72-39,571,834.54

Finding the Fourth Proportional to 71,362,464.24, 98,472,302.72 and 39,571,834.54

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Solution

The fourth proportional to 71,362,464.24, 98,472,302.72 and 39,571,834.54 is: 54,604,752.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,362,464.24 : 98,472,302.72 = 39,571,834.54 : x
  2. Step 2: Convert to fraction form
    71,362,464.24/98,472,302.72 = 39,571,834.54/x
  3. Step 3: Cross multiply
    71,362,464.24x = 98,472,302.72 × 39,571,834.54
  4. Step 4: Simplify right side
    71,362,464.24x = 3,896,729,670,008,632
  5. Step 5: Solve for x
    x = 3,896,729,670,008,632/71,362,464.24
  6. Step 6: Final answer
    x = 54,604,752.11

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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.