Home / 8,511,835.78-12,766,810.51-3,046,712.32

Finding the Fourth Proportional to 8,511,835.78, 12,766,810.51 and 3,046,712.32

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Solution

The fourth proportional to 8,511,835.78, 12,766,810.51 and 3,046,712.32 is: 4,569,730.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511,835.78 : 12,766,810.51 = 3,046,712.32 : x
  2. Step 2: Convert to fraction form
    8,511,835.78/12,766,810.51 = 3,046,712.32/x
  3. Step 3: Cross multiply
    8,511,835.78x = 12,766,810.51 × 3,046,712.32
  4. Step 4: Simplify right side
    8,511,835.78x = 38,896,798,867,922.48
  5. Step 5: Solve for x
    x = 38,896,798,867,922.48/8,511,835.78
  6. Step 6: Final answer
    x = 4,569,730.89

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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.