Home / 30,883,647.84-42,624,543.12-17,137,040.64

Finding the Fourth Proportional to 30,883,647.84, 42,624,543.12 and 17,137,040.64

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Solution

The fourth proportional to 30,883,647.84, 42,624,543.12 and 17,137,040.64 is: 23,651,951.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,883,647.84 : 42,624,543.12 = 17,137,040.64 : x
  2. Step 2: Convert to fraction form
    30,883,647.84/42,624,543.12 = 17,137,040.64/x
  3. Step 3: Cross multiply
    30,883,647.84x = 42,624,543.12 × 17,137,040.64
  4. Step 4: Simplify right side
    30,883,647.84x = 730,458,527,708,872.38
  5. Step 5: Solve for x
    x = 730,458,527,708,872.38/30,883,647.84
  6. Step 6: Final answer
    x = 23,651,951.07

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Why These Related Problems?

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