Home / 48,279,288.40-72,394,000.80-14,196,205.60

Finding the Fourth Proportional to 48,279,288.40, 72,394,000.80 and 14,196,205.60

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Solution

The fourth proportional to 48,279,288.40, 72,394,000.80 and 14,196,205.60 is: 21,286,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,279,288.40 : 72,394,000.80 = 14,196,205.60 : x
  2. Step 2: Convert to fraction form
    48,279,288.40/72,394,000.80 = 14,196,205.60/x
  3. Step 3: Cross multiply
    48,279,288.40x = 72,394,000.80 × 14,196,205.60
  4. Step 4: Simplify right side
    48,279,288.40x = 1,027,720,119,563,364.38
  5. Step 5: Solve for x
    x = 1,027,720,119,563,364.38/48,279,288.40
  6. Step 6: Final answer
    x = 21,286,977.37

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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.