Home / 30,612,352.98-42,246,015.30-16,674,127.68

Finding the Fourth Proportional to 30,612,352.98, 42,246,015.30 and 16,674,127.68

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Solution

The fourth proportional to 30,612,352.98, 42,246,015.30 and 16,674,127.68 is: 23,010,823.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,612,352.98 : 42,246,015.30 = 16,674,127.68 : x
  2. Step 2: Convert to fraction form
    30,612,352.98/42,246,015.30 = 16,674,127.68/x
  3. Step 3: Cross multiply
    30,612,352.98x = 42,246,015.30 × 16,674,127.68
  4. Step 4: Simplify right side
    30,612,352.98x = 704,415,453,083,433.50
  5. Step 5: Solve for x
    x = 704,415,453,083,433.50/30,612,352.98
  6. Step 6: Final answer
    x = 23,010,823.56

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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.