Home / 31,104,288.60-46,642,436.10-11,928,672.60

Finding the Fourth Proportional to 31,104,288.60, 46,642,436.10 and 11,928,672.60

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Solution

The fourth proportional to 31,104,288.60, 46,642,436.10 and 11,928,672.60 is: 17,887,641.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,288.60 : 46,642,436.10 = 11,928,672.60 : x
  2. Step 2: Convert to fraction form
    31,104,288.60/46,642,436.10 = 11,928,672.60/x
  3. Step 3: Cross multiply
    31,104,288.60x = 46,642,436.10 × 11,928,672.60
  4. Step 4: Simplify right side
    31,104,288.60x = 556,382,349,503,320.88
  5. Step 5: Solve for x
    x = 556,382,349,503,320.88/31,104,288.60
  6. Step 6: Final answer
    x = 17,887,641.05

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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.