Home / 30,868,757.82-46,307,371.67-17,920,986.70

Finding the Fourth Proportional to 30,868,757.82, 46,307,371.67 and 17,920,986.70

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Solution

The fourth proportional to 30,868,757.82, 46,307,371.67 and 17,920,986.70 is: 26,883,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,868,757.82 : 46,307,371.67 = 17,920,986.70 : x
  2. Step 2: Convert to fraction form
    30,868,757.82/46,307,371.67 = 17,920,986.70/x
  3. Step 3: Cross multiply
    30,868,757.82x = 46,307,371.67 × 17,920,986.70
  4. Step 4: Simplify right side
    30,868,757.82x = 829,873,791,578,490
  5. Step 5: Solve for x
    x = 829,873,791,578,490/30,868,757.82
  6. Step 6: Final answer
    x = 26,883,938.65

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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.