Home / 40,672,181.80-61,008,272.70-13,745,837.80

Finding the Fourth Proportional to 40,672,181.80, 61,008,272.70 and 13,745,837.80

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Solution

The fourth proportional to 40,672,181.80, 61,008,272.70 and 13,745,837.80 is: 20,618,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,672,181.80 : 61,008,272.70 = 13,745,837.80 : x
  2. Step 2: Convert to fraction form
    40,672,181.80/61,008,272.70 = 13,745,837.80/x
  3. Step 3: Cross multiply
    40,672,181.80x = 61,008,272.70 × 13,745,837.80
  4. Step 4: Simplify right side
    40,672,181.80x = 838,609,820,992,368.12
  5. Step 5: Solve for x
    x = 838,609,820,992,368.12/40,672,181.80
  6. Step 6: Final answer
    x = 20,618,756.70

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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.