Home / 70,936,455.51-106,407,854.42-21,748,769.73

Finding the Fourth Proportional to 70,936,455.51, 106,407,854.42 and 21,748,769.73

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Solution

The fourth proportional to 70,936,455.51, 106,407,854.42 and 21,748,769.73 is: 32,624,126.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,936,455.51 : 106,407,854.42 = 21,748,769.73 : x
  2. Step 2: Convert to fraction form
    70,936,455.51/106,407,854.42 = 21,748,769.73/x
  3. Step 3: Cross multiply
    70,936,455.51x = 106,407,854.42 × 21,748,769.73
  4. Step 4: Simplify right side
    70,936,455.51x = 2,314,239,923,135,199
  5. Step 5: Solve for x
    x = 2,314,239,923,135,199/70,936,455.51
  6. Step 6: Final answer
    x = 32,624,126.85

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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.