Home / 67,487,973-101,249,222.22-19,618,917

Finding the Fourth Proportional to 67,487,973, 101,249,222.22 and 19,618,917

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Solution

The fourth proportional to 67,487,973, 101,249,222.22 and 19,618,917 is: 29,433,393.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,487,973 : 101,249,222.22 = 19,618,917 : x
  2. Step 2: Convert to fraction form
    67,487,973/101,249,222.22 = 19,618,917/x
  3. Step 3: Cross multiply
    67,487,973x = 101,249,222.22 × 19,618,917
  4. Step 4: Simplify right side
    67,487,973x = 1,986,400,087,048,735.75
  5. Step 5: Solve for x
    x = 1,986,400,087,048,735.75/67,487,973
  6. Step 6: Final answer
    x = 29,433,393.81

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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.