Home / 11,890,470.90-16,408,300.56-6,733,869.60

Finding the Fourth Proportional to 11,890,470.90, 16,408,300.56 and 6,733,869.60

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Solution

The fourth proportional to 11,890,470.90, 16,408,300.56 and 6,733,869.60 is: 9,292,428.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890,470.90 : 16,408,300.56 = 6,733,869.60 : x
  2. Step 2: Convert to fraction form
    11,890,470.90/16,408,300.56 = 6,733,869.60/x
  3. Step 3: Cross multiply
    11,890,470.90x = 16,408,300.56 × 6,733,869.60
  4. Step 4: Simplify right side
    11,890,470.90x = 110,491,356,328,646.97
  5. Step 5: Solve for x
    x = 110,491,356,328,646.97/11,890,470.90
  6. Step 6: Final answer
    x = 9,292,428.98

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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.