Home / 47,540,012.52-65,666,758.16-39,313,305.84

Finding the Fourth Proportional to 47,540,012.52, 65,666,758.16 and 39,313,305.84

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Solution

The fourth proportional to 47,540,012.52, 65,666,758.16 and 39,313,305.84 is: 54,303,253.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,540,012.52 : 65,666,758.16 = 39,313,305.84 : x
  2. Step 2: Convert to fraction form
    47,540,012.52/65,666,758.16 = 39,313,305.84/x
  3. Step 3: Cross multiply
    47,540,012.52x = 65,666,758.16 × 39,313,305.84
  4. Step 4: Simplify right side
    47,540,012.52x = 2,581,577,347,065,395.50
  5. Step 5: Solve for x
    x = 2,581,577,347,065,395.50/47,540,012.52
  6. Step 6: Final answer
    x = 54,303,253.41

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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.