Home / 8,121,187.00-12,182,532.03-2,656,312.72

Finding the Fourth Proportional to 8,121,187.00, 12,182,532.03 and 2,656,312.72

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Solution

The fourth proportional to 8,121,187.00, 12,182,532.03 and 2,656,312.72 is: 3,984,714.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121,187.00 : 12,182,532.03 = 2,656,312.72 : x
  2. Step 2: Convert to fraction form
    8,121,187.00/12,182,532.03 = 2,656,312.72/x
  3. Step 3: Cross multiply
    8,121,187.00x = 12,182,532.03 × 2,656,312.72
  4. Step 4: Simplify right side
    8,121,187.00x = 32,360,614,762,640.09
  5. Step 5: Solve for x
    x = 32,360,614,762,640.09/8,121,187.00
  6. Step 6: Final answer
    x = 3,984,714.89

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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.