Home / 11,907,587.09-16,441,726.17-9,149,927.70

Finding the Fourth Proportional to 11,907,587.09, 16,441,726.17 and 9,149,927.70

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Solution

The fourth proportional to 11,907,587.09, 16,441,726.17 and 9,149,927.70 is: 12,634,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907,587.09 : 16,441,726.17 = 9,149,927.70 : x
  2. Step 2: Convert to fraction form
    11,907,587.09/16,441,726.17 = 9,149,927.70/x
  3. Step 3: Cross multiply
    11,907,587.09x = 16,441,726.17 × 9,149,927.70
  4. Step 4: Simplify right side
    11,907,587.09x = 150,440,605,718,697.91
  5. Step 5: Solve for x
    x = 150,440,605,718,697.91/11,907,587.09
  6. Step 6: Final answer
    x = 12,634,012.64

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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.