Home / 75,099,885.51-112,662,545.76-25,902,380.10

Finding the Fourth Proportional to 75,099,885.51, 112,662,545.76 and 25,902,380.10

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Solution

The fourth proportional to 75,099,885.51, 112,662,545.76 and 25,902,380.10 is: 38,857,956.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,099,885.51 : 112,662,545.76 = 25,902,380.10 : x
  2. Step 2: Convert to fraction form
    75,099,885.51/112,662,545.76 = 25,902,380.10/x
  3. Step 3: Cross multiply
    75,099,885.51x = 112,662,545.76 × 25,902,380.10
  4. Step 4: Simplify right side
    75,099,885.51x = 2,918,228,083,309,163.50
  5. Step 5: Solve for x
    x = 2,918,228,083,309,163.50/75,099,885.51
  6. Step 6: Final answer
    x = 38,857,956.49

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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.