Home / 26,112,492.60-39,168,738.90-8,161,567.80

Finding the Fourth Proportional to 26,112,492.60, 39,168,738.90 and 8,161,567.80

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Solution

The fourth proportional to 26,112,492.60, 39,168,738.90 and 8,161,567.80 is: 12,242,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112,492.60 : 39,168,738.90 = 8,161,567.80 : x
  2. Step 2: Convert to fraction form
    26,112,492.60/39,168,738.90 = 8,161,567.80/x
  3. Step 3: Cross multiply
    26,112,492.60x = 39,168,738.90 × 8,161,567.80
  4. Step 4: Simplify right side
    26,112,492.60x = 319,678,318,172,847.38
  5. Step 5: Solve for x
    x = 319,678,318,172,847.38/26,112,492.60
  6. Step 6: Final answer
    x = 12,242,351.70

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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.