Home / 31,148,677.98-42,984,922.86-17,209,989

Finding the Fourth Proportional to 31,148,677.98, 42,984,922.86 and 17,209,989

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Solution

The fourth proportional to 31,148,677.98, 42,984,922.86 and 17,209,989 is: 23,749,645.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,148,677.98 : 42,984,922.86 = 17,209,989 : x
  2. Step 2: Convert to fraction form
    31,148,677.98/42,984,922.86 = 17,209,989/x
  3. Step 3: Cross multiply
    31,148,677.98x = 42,984,922.86 × 17,209,989
  4. Step 4: Simplify right side
    31,148,677.98x = 739,770,049,586,448.50
  5. Step 5: Solve for x
    x = 739,770,049,586,448.50/31,148,677.98
  6. Step 6: Final answer
    x = 23,749,645.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.