Home / 11,830,966.72-16,326,744.96-6,398,458.72

Finding the Fourth Proportional to 11,830,966.72, 16,326,744.96 and 6,398,458.72

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Solution

The fourth proportional to 11,830,966.72, 16,326,744.96 and 6,398,458.72 is: 8,829,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830,966.72 : 16,326,744.96 = 6,398,458.72 : x
  2. Step 2: Convert to fraction form
    11,830,966.72/16,326,744.96 = 6,398,458.72/x
  3. Step 3: Cross multiply
    11,830,966.72x = 16,326,744.96 × 6,398,458.72
  4. Step 4: Simplify right side
    11,830,966.72x = 104,466,003,658,528.05
  5. Step 5: Solve for x
    x = 104,466,003,658,528.05/11,830,966.72
  6. Step 6: Final answer
    x = 8,829,878.92

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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.