Home / 14,852,218.10-20,500,335.78-8,970,917.72

Finding the Fourth Proportional to 14,852,218.10, 20,500,335.78 and 8,970,917.72

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Solution

The fourth proportional to 14,852,218.10, 20,500,335.78 and 8,970,917.72 is: 12,382,448.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,852,218.10 : 20,500,335.78 = 8,970,917.72 : x
  2. Step 2: Convert to fraction form
    14,852,218.10/20,500,335.78 = 8,970,917.72/x
  3. Step 3: Cross multiply
    14,852,218.10x = 20,500,335.78 × 8,970,917.72
  4. Step 4: Simplify right side
    14,852,218.10x = 183,906,825,514,752.03
  5. Step 5: Solve for x
    x = 183,906,825,514,752.03/14,852,218.10
  6. Step 6: Final answer
    x = 12,382,448.49

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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.