Home / 43,513,943.76-65,263,817.07-12,801,337.92

Finding the Fourth Proportional to 43,513,943.76, 65,263,817.07 and 12,801,337.92

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Solution

The fourth proportional to 43,513,943.76, 65,263,817.07 and 12,801,337.92 is: 19,199,918.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,513,943.76 : 65,263,817.07 = 12,801,337.92 : x
  2. Step 2: Convert to fraction form
    43,513,943.76/65,263,817.07 = 12,801,337.92/x
  3. Step 3: Cross multiply
    43,513,943.76x = 65,263,817.07 × 12,801,337.92
  4. Step 4: Simplify right side
    43,513,943.76x = 835,464,176,262,134.25
  5. Step 5: Solve for x
    x = 835,464,176,262,134.25/43,513,943.76
  6. Step 6: Final answer
    x = 19,199,918.56

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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.