Home / 26,387,638.64-39,595,001.16-12,570,245.36

Finding the Fourth Proportional to 26,387,638.64, 39,595,001.16 and 12,570,245.36

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Solution

The fourth proportional to 26,387,638.64, 39,595,001.16 and 12,570,245.36 is: 18,861,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,387,638.64 : 39,595,001.16 = 12,570,245.36 : x
  2. Step 2: Convert to fraction form
    26,387,638.64/39,595,001.16 = 12,570,245.36/x
  3. Step 3: Cross multiply
    26,387,638.64x = 39,595,001.16 × 12,570,245.36
  4. Step 4: Simplify right side
    26,387,638.64x = 497,718,879,610,684.56
  5. Step 5: Solve for x
    x = 497,718,879,610,684.56/26,387,638.64
  6. Step 6: Final answer
    x = 18,861,819.60

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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.