Home / 11,831,123.25-16,326,950.09-6,398,615.25

Finding the Fourth Proportional to 11,831,123.25, 16,326,950.09 and 6,398,615.25

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Solution

The fourth proportional to 11,831,123.25, 16,326,950.09 and 6,398,615.25 is: 8,830,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,123.25 : 16,326,950.09 = 6,398,615.25 : x
  2. Step 2: Convert to fraction form
    11,831,123.25/16,326,950.09 = 6,398,615.25/x
  3. Step 3: Cross multiply
    11,831,123.25x = 16,326,950.09 × 6,398,615.25
  4. Step 4: Simplify right side
    11,831,123.25x = 104,469,871,799,869.80
  5. Step 5: Solve for x
    x = 104,469,871,799,869.80/11,831,123.25
  6. Step 6: Final answer
    x = 8,830,089.05

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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.