Home / 11,385,599.76-15,721,701.48-8,132,393.52

Finding the Fourth Proportional to 11,385,599.76, 15,721,701.48 and 8,132,393.52

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Solution

The fourth proportional to 11,385,599.76, 15,721,701.48 and 8,132,393.52 is: 11,229,541.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,385,599.76 : 15,721,701.48 = 8,132,393.52 : x
  2. Step 2: Convert to fraction form
    11,385,599.76/15,721,701.48 = 8,132,393.52/x
  3. Step 3: Cross multiply
    11,385,599.76x = 15,721,701.48 × 8,132,393.52
  4. Step 4: Simplify right side
    11,385,599.76x = 127,855,063,239,326.41
  5. Step 5: Solve for x
    x = 127,855,063,239,326.41/11,385,599.76
  6. Step 6: Final answer
    x = 11,229,541.34

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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.