Home / 11,851,430.12-16,354,897.38-6,696,460.52

Finding the Fourth Proportional to 11,851,430.12, 16,354,897.38 and 6,696,460.52

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Solution

The fourth proportional to 11,851,430.12, 16,354,897.38 and 6,696,460.52 is: 9,241,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,851,430.12 : 16,354,897.38 = 6,696,460.52 : x
  2. Step 2: Convert to fraction form
    11,851,430.12/16,354,897.38 = 6,696,460.52/x
  3. Step 3: Cross multiply
    11,851,430.12x = 16,354,897.38 × 6,696,460.52
  4. Step 4: Simplify right side
    11,851,430.12x = 109,519,924,613,821.44
  5. Step 5: Solve for x
    x = 109,519,924,613,821.44/11,851,430.12
  6. Step 6: Final answer
    x = 9,241,072.47

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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.