Home / 67,896,122.40-101,845,117.68-19,373,960.56

Finding the Fourth Proportional to 67,896,122.40, 101,845,117.68 and 19,373,960.56

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Solution

The fourth proportional to 67,896,122.40, 101,845,117.68 and 19,373,960.56 is: 29,061,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,896,122.40 : 101,845,117.68 = 19,373,960.56 : x
  2. Step 2: Convert to fraction form
    67,896,122.40/101,845,117.68 = 19,373,960.56/x
  3. Step 3: Cross multiply
    67,896,122.40x = 101,845,117.68 × 19,373,960.56
  4. Step 4: Simplify right side
    67,896,122.40x = 1,973,143,293,160,878.75
  5. Step 5: Solve for x
    x = 1,973,143,293,160,878.75/67,896,122.40
  6. Step 6: Final answer
    x = 29,061,207.38

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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.