Home / 12,736,125.85-17,575,778.81-6,934,893.70

Finding the Fourth Proportional to 12,736,125.85, 17,575,778.81 and 6,934,893.70

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Solution

The fourth proportional to 12,736,125.85, 17,575,778.81 and 6,934,893.70 is: 9,570,112.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736,125.85 : 17,575,778.81 = 6,934,893.70 : x
  2. Step 2: Convert to fraction form
    12,736,125.85/17,575,778.81 = 6,934,893.70/x
  3. Step 3: Cross multiply
    12,736,125.85x = 17,575,778.81 × 6,934,893.70
  4. Step 4: Simplify right side
    12,736,125.85x = 121,886,157,781,369.45
  5. Step 5: Solve for x
    x = 121,886,157,781,369.45/12,736,125.85
  6. Step 6: Final answer
    x = 9,570,112.54

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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.