Home / 11,323,504.40-15,626,878.41-6,429,181.88

Finding the Fourth Proportional to 11,323,504.40, 15,626,878.41 and 6,429,181.88

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Solution

The fourth proportional to 11,323,504.40, 15,626,878.41 and 6,429,181.88 is: 8,872,522.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323,504.40 : 15,626,878.41 = 6,429,181.88 : x
  2. Step 2: Convert to fraction form
    11,323,504.40/15,626,878.41 = 6,429,181.88/x
  3. Step 3: Cross multiply
    11,323,504.40x = 15,626,878.41 × 6,429,181.88
  4. Step 4: Simplify right side
    11,323,504.40x = 100,468,043,514,535.20
  5. Step 5: Solve for x
    x = 100,468,043,514,535.20/11,323,504.40
  6. Step 6: Final answer
    x = 8,872,522.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.