Home / 18,152,026.01-25,049,801.12-9,892,090.57

Finding the Fourth Proportional to 18,152,026.01, 25,049,801.12 and 9,892,090.57

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Solution

The fourth proportional to 18,152,026.01, 25,049,801.12 and 9,892,090.57 is: 13,651,087.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,026.01 : 25,049,801.12 = 9,892,090.57 : x
  2. Step 2: Convert to fraction form
    18,152,026.01/25,049,801.12 = 9,892,090.57/x
  3. Step 3: Cross multiply
    18,152,026.01x = 25,049,801.12 × 9,892,090.57
  4. Step 4: Simplify right side
    18,152,026.01x = 247,794,901,439,527.47
  5. Step 5: Solve for x
    x = 247,794,901,439,527.47/18,152,026.01
  6. Step 6: Final answer
    x = 13,651,087.83

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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.