Home / 11,852,630.90-17,778,946.35-8,026,255.70

Finding the Fourth Proportional to 11,852,630.90, 17,778,946.35 and 8,026,255.70

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Solution

The fourth proportional to 11,852,630.90, 17,778,946.35 and 8,026,255.70 is: 12,039,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852,630.90 : 17,778,946.35 = 8,026,255.70 : x
  2. Step 2: Convert to fraction form
    11,852,630.90/17,778,946.35 = 8,026,255.70/x
  3. Step 3: Cross multiply
    11,852,630.90x = 17,778,946.35 × 8,026,255.70
  4. Step 4: Simplify right side
    11,852,630.90x = 142,698,369,481,681.72
  5. Step 5: Solve for x
    x = 142,698,369,481,681.72/11,852,630.90
  6. Step 6: Final answer
    x = 12,039,383.55

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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.