Home / 7,429,632.85-11,145,556.55-2,636,920.77

Finding the Fourth Proportional to 7,429,632.85, 11,145,556.55 and 2,636,920.77

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Solution

The fourth proportional to 7,429,632.85, 11,145,556.55 and 2,636,920.77 is: 3,955,774.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429,632.85 : 11,145,556.55 = 2,636,920.77 : x
  2. Step 2: Convert to fraction form
    7,429,632.85/11,145,556.55 = 2,636,920.77/x
  3. Step 3: Cross multiply
    7,429,632.85x = 11,145,556.55 × 2,636,920.77
  4. Step 4: Simplify right side
    7,429,632.85x = 29,389,949,559,904.55
  5. Step 5: Solve for x
    x = 29,389,949,559,904.55/7,429,632.85
  6. Step 6: Final answer
    x = 3,955,774.15

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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.