Home / 42,631,172.32-63,922,280.72-16,693,104.60

Finding the Fourth Proportional to 42,631,172.32, 63,922,280.72 and 16,693,104.60

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Solution

The fourth proportional to 42,631,172.32, 63,922,280.72 and 16,693,104.60 is: 25,030,072.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,631,172.32 : 63,922,280.72 = 16,693,104.60 : x
  2. Step 2: Convert to fraction form
    42,631,172.32/63,922,280.72 = 16,693,104.60/x
  3. Step 3: Cross multiply
    42,631,172.32x = 63,922,280.72 × 16,693,104.60
  4. Step 4: Simplify right side
    42,631,172.32x = 1,067,061,318,329,523.25
  5. Step 5: Solve for x
    x = 1,067,061,318,329,523.25/42,631,172.32
  6. Step 6: Final answer
    x = 25,030,072.13

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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.