Home / 16,825,066.71-23,218,608.51-9,090,115.20

Finding the Fourth Proportional to 16,825,066.71, 23,218,608.51 and 9,090,115.20

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Solution

The fourth proportional to 16,825,066.71, 23,218,608.51 and 9,090,115.20 is: 12,544,367.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825,066.71 : 23,218,608.51 = 9,090,115.20 : x
  2. Step 2: Convert to fraction form
    16,825,066.71/23,218,608.51 = 9,090,115.20/x
  3. Step 3: Cross multiply
    16,825,066.71x = 23,218,608.51 × 9,090,115.20
  4. Step 4: Simplify right side
    16,825,066.71x = 211,059,826,139,600.34
  5. Step 5: Solve for x
    x = 211,059,826,139,600.34/16,825,066.71
  6. Step 6: Final answer
    x = 12,544,367.86

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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.