Home / 13,772,003.80-20,658,005.70-4,187,366.95

Finding the Fourth Proportional to 13,772,003.80, 20,658,005.70 and 4,187,366.95

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Solution

The fourth proportional to 13,772,003.80, 20,658,005.70 and 4,187,366.95 is: 6,281,050.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,772,003.80 : 20,658,005.70 = 4,187,366.95 : x
  2. Step 2: Convert to fraction form
    13,772,003.80/20,658,005.70 = 4,187,366.95/x
  3. Step 3: Cross multiply
    13,772,003.80x = 20,658,005.70 × 4,187,366.95
  4. Step 4: Simplify right side
    13,772,003.80x = 86,502,650,321,091.61
  5. Step 5: Solve for x
    x = 86,502,650,321,091.61/13,772,003.80
  6. Step 6: Final answer
    x = 6,281,050.43

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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.