Home / 8,868,215.62-13,302,323.46-3,185,339.86

Finding the Fourth Proportional to 8,868,215.62, 13,302,323.46 and 3,185,339.86

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Solution

The fourth proportional to 8,868,215.62, 13,302,323.46 and 3,185,339.86 is: 4,778,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868,215.62 : 13,302,323.46 = 3,185,339.86 : x
  2. Step 2: Convert to fraction form
    8,868,215.62/13,302,323.46 = 3,185,339.86/x
  3. Step 3: Cross multiply
    8,868,215.62x = 13,302,323.46 × 3,185,339.86
  4. Step 4: Simplify right side
    8,868,215.62x = 42,372,421,147,751.12
  5. Step 5: Solve for x
    x = 42,372,421,147,751.12/8,868,215.62
  6. Step 6: Final answer
    x = 4,778,009.80

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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.