Home / 26,430,066.90-39,645,100.35-18,367,910.10

Finding the Fourth Proportional to 26,430,066.90, 39,645,100.35 and 18,367,910.10

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Solution

The fourth proportional to 26,430,066.90, 39,645,100.35 and 18,367,910.10 is: 27,551,865.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430,066.90 : 39,645,100.35 = 18,367,910.10 : x
  2. Step 2: Convert to fraction form
    26,430,066.90/39,645,100.35 = 18,367,910.10/x
  3. Step 3: Cross multiply
    26,430,066.90x = 39,645,100.35 × 18,367,910.10
  4. Step 4: Simplify right side
    26,430,066.90x = 728,197,639,134,278.62
  5. Step 5: Solve for x
    x = 728,197,639,134,278.62/26,430,066.90
  6. Step 6: Final answer
    x = 27,551,865.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.