Home / 15,328,999.90-22,973,962.65-8,143,975.90

Finding the Fourth Proportional to 15,328,999.90, 22,973,962.65 and 8,143,975.90

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Solution

The fourth proportional to 15,328,999.90, 22,973,962.65 and 8,143,975.90 is: 12,205,584.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,328,999.90 : 22,973,962.65 = 8,143,975.90 : x
  2. Step 2: Convert to fraction form
    15,328,999.90/22,973,962.65 = 8,143,975.90/x
  3. Step 3: Cross multiply
    15,328,999.90x = 22,973,962.65 × 8,143,975.90
  4. Step 4: Simplify right side
    15,328,999.90x = 187,099,398,149,100.12
  5. Step 5: Solve for x
    x = 187,099,398,149,100.12/15,328,999.90
  6. Step 6: Final answer
    x = 12,205,584.15

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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.