Home / 49,209,814.40-73,814,721.60-12,818,134.40

Finding the Fourth Proportional to 49,209,814.40, 73,814,721.60 and 12,818,134.40

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Solution

The fourth proportional to 49,209,814.40, 73,814,721.60 and 12,818,134.40 is: 19,227,201.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,209,814.40 : 73,814,721.60 = 12,818,134.40 : x
  2. Step 2: Convert to fraction form
    49,209,814.40/73,814,721.60 = 12,818,134.40/x
  3. Step 3: Cross multiply
    49,209,814.40x = 73,814,721.60 × 12,818,134.40
  4. Step 4: Simplify right side
    49,209,814.40x = 946,167,022,167,383
  5. Step 5: Solve for x
    x = 946,167,022,167,383/49,209,814.40
  6. Step 6: Final answer
    x = 19,227,201.60

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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.