Home / 11,488,863.48-15,855,543.18-6,333,142.20

Finding the Fourth Proportional to 11,488,863.48, 15,855,543.18 and 6,333,142.20

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Solution

The fourth proportional to 11,488,863.48, 15,855,543.18 and 6,333,142.20 is: 8,740,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488,863.48 : 15,855,543.18 = 6,333,142.20 : x
  2. Step 2: Convert to fraction form
    11,488,863.48/15,855,543.18 = 6,333,142.20/x
  3. Step 3: Cross multiply
    11,488,863.48x = 15,855,543.18 × 6,333,142.20
  4. Step 4: Simplify right side
    11,488,863.48x = 100,415,409,617,180.20
  5. Step 5: Solve for x
    x = 100,415,409,617,180.20/11,488,863.48
  6. Step 6: Final answer
    x = 8,740,238.74

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1.5x scale

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.