Home / 8,911,080.10-13,369,498.80-4,121,910.94

Finding the Fourth Proportional to 8,911,080.10, 13,369,498.80 and 4,121,910.94

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Solution

The fourth proportional to 8,911,080.10, 13,369,498.80 and 4,121,910.94 is: 6,184,197.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911,080.10 : 13,369,498.80 = 4,121,910.94 : x
  2. Step 2: Convert to fraction form
    8,911,080.10/13,369,498.80 = 4,121,910.94/x
  3. Step 3: Cross multiply
    8,911,080.10x = 13,369,498.80 × 4,121,910.94
  4. Step 4: Simplify right side
    8,911,080.10x = 55,107,883,366,036.88
  5. Step 5: Solve for x
    x = 55,107,883,366,036.88/8,911,080.10
  6. Step 6: Final answer
    x = 6,184,197.96

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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.