Home / 11,657,948.30-17,486,922.45-7,406,420.30

Finding the Fourth Proportional to 11,657,948.30, 17,486,922.45 and 7,406,420.30

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Solution

The fourth proportional to 11,657,948.30, 17,486,922.45 and 7,406,420.30 is: 11,109,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,948.30 : 17,486,922.45 = 7,406,420.30 : x
  2. Step 2: Convert to fraction form
    11,657,948.30/17,486,922.45 = 7,406,420.30/x
  3. Step 3: Cross multiply
    11,657,948.30x = 17,486,922.45 × 7,406,420.30
  4. Step 4: Simplify right side
    11,657,948.30x = 129,515,497,418,205.72
  5. Step 5: Solve for x
    x = 129,515,497,418,205.72/11,657,948.30
  6. Step 6: Final answer
    x = 11,109,630.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.