Home / 22,591,284.48-31,180,507.20-13,422,162.24

Finding the Fourth Proportional to 22,591,284.48, 31,180,507.20 and 13,422,162.24

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Solution

The fourth proportional to 22,591,284.48, 31,180,507.20 and 13,422,162.24 is: 18,525,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,591,284.48 : 31,180,507.20 = 13,422,162.24 : x
  2. Step 2: Convert to fraction form
    22,591,284.48/31,180,507.20 = 13,422,162.24/x
  3. Step 3: Cross multiply
    22,591,284.48x = 31,180,507.20 × 13,422,162.24
  4. Step 4: Simplify right side
    22,591,284.48x = 418,509,826,363,888.12
  5. Step 5: Solve for x
    x = 418,509,826,363,888.12/22,591,284.48
  6. Step 6: Final answer
    x = 18,525,278.04

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1.5x scale

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.