Home / 30,774,537.45-42,465,161.75-17,726,040.09

Finding the Fourth Proportional to 30,774,537.45, 42,465,161.75 and 17,726,040.09

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Solution

The fourth proportional to 30,774,537.45, 42,465,161.75 and 17,726,040.09 is: 24,459,804.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,774,537.45 : 42,465,161.75 = 17,726,040.09 : x
  2. Step 2: Convert to fraction form
    30,774,537.45/42,465,161.75 = 17,726,040.09/x
  3. Step 3: Cross multiply
    30,774,537.45x = 42,465,161.75 × 17,726,040.09
  4. Step 4: Simplify right side
    30,774,537.45x = 752,739,159,520,204.25
  5. Step 5: Solve for x
    x = 752,739,159,520,204.25/30,774,537.45
  6. Step 6: Final answer
    x = 24,459,804.17

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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.