Home / 11,830,969.89-16,326,749.34-6,398,461.89

Finding the Fourth Proportional to 11,830,969.89, 16,326,749.34 and 6,398,461.89

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Solution

The fourth proportional to 11,830,969.89, 16,326,749.34 and 6,398,461.89 is: 8,829,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830,969.89 : 16,326,749.34 = 6,398,461.89 : x
  2. Step 2: Convert to fraction form
    11,830,969.89/16,326,749.34 = 6,398,461.89/x
  3. Step 3: Cross multiply
    11,830,969.89x = 16,326,749.34 × 6,398,461.89
  4. Step 4: Simplify right side
    11,830,969.89x = 104,466,083,439,572.64
  5. Step 5: Solve for x
    x = 104,466,083,439,572.64/11,830,969.89
  6. Step 6: Final answer
    x = 8,829,883.30

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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.