Home / 40,723,007.40-61,084,511.10-21,591,131.40

Finding the Fourth Proportional to 40,723,007.40, 61,084,511.10 and 21,591,131.40

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Solution

The fourth proportional to 40,723,007.40, 61,084,511.10 and 21,591,131.40 is: 32,386,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,723,007.40 : 61,084,511.10 = 21,591,131.40 : x
  2. Step 2: Convert to fraction form
    40,723,007.40/61,084,511.10 = 21,591,131.40/x
  3. Step 3: Cross multiply
    40,723,007.40x = 61,084,511.10 × 21,591,131.40
  4. Step 4: Simplify right side
    40,723,007.40x = 1,318,883,705,664,858.50
  5. Step 5: Solve for x
    x = 1,318,883,705,664,858.50/40,723,007.40
  6. Step 6: Final answer
    x = 32,386,697.10

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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.