Home / 16,404,215.20-22,638,504.74-9,434,894.76

Finding the Fourth Proportional to 16,404,215.20, 22,638,504.74 and 9,434,894.76

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Solution

The fourth proportional to 16,404,215.20, 22,638,504.74 and 9,434,894.76 is: 13,020,550.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,404,215.20 : 22,638,504.74 = 9,434,894.76 : x
  2. Step 2: Convert to fraction form
    16,404,215.20/22,638,504.74 = 9,434,894.76/x
  3. Step 3: Cross multiply
    16,404,215.20x = 22,638,504.74 × 9,434,894.76
  4. Step 4: Simplify right side
    16,404,215.20x = 213,591,909,745,661.16
  5. Step 5: Solve for x
    x = 213,591,909,745,661.16/16,404,215.20
  6. Step 6: Final answer
    x = 13,020,550.34

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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.