Home / 26,142,798.60-39,208,949.10-12,495,918.60

Finding the Fourth Proportional to 26,142,798.60, 39,208,949.10 and 12,495,918.60

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Solution

The fourth proportional to 26,142,798.60, 39,208,949.10 and 12,495,918.60 is: 18,741,369.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142,798.60 : 39,208,949.10 = 12,495,918.60 : x
  2. Step 2: Convert to fraction form
    26,142,798.60/39,208,949.10 = 12,495,918.60/x
  3. Step 3: Cross multiply
    26,142,798.60x = 39,208,949.10 × 12,495,918.60
  4. Step 4: Simplify right side
    26,142,798.60x = 489,951,836,345,143.25
  5. Step 5: Solve for x
    x = 489,951,836,345,143.25/26,142,798.60
  6. Step 6: Final answer
    x = 18,741,369.04

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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.