Home / 70,683,810.68-106,013,906.22-19,570,996.28

Finding the Fourth Proportional to 70,683,810.68, 106,013,906.22 and 19,570,996.28

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Solution

The fourth proportional to 70,683,810.68, 106,013,906.22 and 19,570,996.28 is: 29,353,224.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,683,810.68 : 106,013,906.22 = 19,570,996.28 : x
  2. Step 2: Convert to fraction form
    70,683,810.68/106,013,906.22 = 19,570,996.28/x
  3. Step 3: Cross multiply
    70,683,810.68x = 106,013,906.22 × 19,570,996.28
  4. Step 4: Simplify right side
    70,683,810.68x = 2,074,797,764,259,889
  5. Step 5: Solve for x
    x = 2,074,797,764,259,889/70,683,810.68
  6. Step 6: Final answer
    x = 29,353,224.51

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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.