Home / 30,330,632.25-45,495,948.51-10,135,874.25

Finding the Fourth Proportional to 30,330,632.25, 45,495,948.51 and 10,135,874.25

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Solution

The fourth proportional to 30,330,632.25, 45,495,948.51 and 10,135,874.25 is: 15,203,811.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,330,632.25 : 45,495,948.51 = 10,135,874.25 : x
  2. Step 2: Convert to fraction form
    30,330,632.25/45,495,948.51 = 10,135,874.25/x
  3. Step 3: Cross multiply
    30,330,632.25x = 45,495,948.51 × 10,135,874.25
  4. Step 4: Simplify right side
    30,330,632.25x = 461,141,212,981,834.88
  5. Step 5: Solve for x
    x = 461,141,212,981,834.88/30,330,632.25
  6. Step 6: Final answer
    x = 15,203,811.42

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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.