Home / 31,247,129.36-46,868,360.52-9,681,896.72

Finding the Fourth Proportional to 31,247,129.36, 46,868,360.52 and 9,681,896.72

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Solution

The fourth proportional to 31,247,129.36, 46,868,360.52 and 9,681,896.72 is: 14,522,122.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,247,129.36 : 46,868,360.52 = 9,681,896.72 : x
  2. Step 2: Convert to fraction form
    31,247,129.36/46,868,360.52 = 9,681,896.72/x
  3. Step 3: Cross multiply
    31,247,129.36x = 46,868,360.52 × 9,681,896.72
  4. Step 4: Simplify right side
    31,247,129.36x = 453,774,625,990,365.56
  5. Step 5: Solve for x
    x = 453,774,625,990,365.56/31,247,129.36
  6. Step 6: Final answer
    x = 14,522,122.04

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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.