Home / 11,435,723.76-15,781,813.56-6,851,946.72

Finding the Fourth Proportional to 11,435,723.76, 15,781,813.56 and 6,851,946.72

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Solution

The fourth proportional to 11,435,723.76, 15,781,813.56 and 6,851,946.72 is: 9,455,994.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,435,723.76 : 15,781,813.56 = 6,851,946.72 : x
  2. Step 2: Convert to fraction form
    11,435,723.76/15,781,813.56 = 6,851,946.72/x
  3. Step 3: Cross multiply
    11,435,723.76x = 15,781,813.56 × 6,851,946.72
  4. Step 4: Simplify right side
    11,435,723.76x = 108,136,145,658,093.52
  5. Step 5: Solve for x
    x = 108,136,145,658,093.52/11,435,723.76
  6. Step 6: Final answer
    x = 9,455,994.91

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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.