Home / 12,383,064.90-18,573,722.55-4,294,080.90

Finding the Fourth Proportional to 12,383,064.90, 18,573,722.55 and 4,294,080.90

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Solution

The fourth proportional to 12,383,064.90, 18,573,722.55 and 4,294,080.90 is: 6,440,818.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383,064.90 : 18,573,722.55 = 4,294,080.90 : x
  2. Step 2: Convert to fraction form
    12,383,064.90/18,573,722.55 = 4,294,080.90/x
  3. Step 3: Cross multiply
    12,383,064.90x = 18,573,722.55 × 4,294,080.90
  4. Step 4: Simplify right side
    12,383,064.90x = 79,757,067,243,854.31
  5. Step 5: Solve for x
    x = 79,757,067,243,854.31/12,383,064.90
  6. Step 6: Final answer
    x = 6,440,818.00

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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.