Home / 11,831,260-16,327,138.88-6,398,752

Finding the Fourth Proportional to 11,831,260, 16,327,138.88 and 6,398,752

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Solution

The fourth proportional to 11,831,260, 16,327,138.88 and 6,398,752 is: 8,830,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831,260 : 16,327,138.88 = 6,398,752 : x
  2. Step 2: Convert to fraction form
    11,831,260/16,327,138.88 = 6,398,752/x
  3. Step 3: Cross multiply
    11,831,260x = 16,327,138.88 × 6,398,752
  4. Step 4: Simplify right side
    11,831,260x = 104,473,312,562,677.77
  5. Step 5: Solve for x
    x = 104,473,312,562,677.77/11,831,260
  6. Step 6: Final answer
    x = 8,830,277.80

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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.