Home / 13,747,065.05-18,968,840.92-7,944,726.24

Finding the Fourth Proportional to 13,747,065.05, 18,968,840.92 and 7,944,726.24

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Solution

The fourth proportional to 13,747,065.05, 18,968,840.92 and 7,944,726.24 is: 10,962,503.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,747,065.05 : 18,968,840.92 = 7,944,726.24 : x
  2. Step 2: Convert to fraction form
    13,747,065.05/18,968,840.92 = 7,944,726.24/x
  3. Step 3: Cross multiply
    13,747,065.05x = 18,968,840.92 × 7,944,726.24
  4. Step 4: Simplify right side
    13,747,065.05x = 150,702,248,209,440.66
  5. Step 5: Solve for x
    x = 150,702,248,209,440.66/13,747,065.05
  6. Step 6: Final answer
    x = 10,962,503.46

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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.