Home / 23,101,848-31,809,337.20-20,519,043.12

Finding the Fourth Proportional to 23,101,848, 31,809,337.20 and 20,519,043.12

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Solution

The fourth proportional to 23,101,848, 31,809,337.20 and 20,519,043.12 is: 28,253,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101,848 : 31,809,337.20 = 20,519,043.12 : x
  2. Step 2: Convert to fraction form
    23,101,848/31,809,337.20 = 20,519,043.12/x
  3. Step 3: Cross multiply
    23,101,848x = 31,809,337.20 × 20,519,043.12
  4. Step 4: Simplify right side
    23,101,848x = 652,697,161,625,420.12
  5. Step 5: Solve for x
    x = 652,697,161,625,420.12/23,101,848
  6. Step 6: Final answer
    x = 28,253,028.14

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1.5x scale

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.