Home / 30,556,469.90-45,834,717.20-7,527,852.38

Finding the Fourth Proportional to 30,556,469.90, 45,834,717.20 and 7,527,852.38

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Solution

The fourth proportional to 30,556,469.90, 45,834,717.20 and 7,527,852.38 is: 11,291,781.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,556,469.90 : 45,834,717.20 = 7,527,852.38 : x
  2. Step 2: Convert to fraction form
    30,556,469.90/45,834,717.20 = 7,527,852.38/x
  3. Step 3: Cross multiply
    30,556,469.90x = 45,834,717.20 × 7,527,852.38
  4. Step 4: Simplify right side
    30,556,469.90x = 345,036,984,693,834.06
  5. Step 5: Solve for x
    x = 345,036,984,693,834.06/30,556,469.90
  6. Step 6: Final answer
    x = 11,291,781.61

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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.