Home / 13,484,447.80-20,226,671.70-4,508,999.80

Finding the Fourth Proportional to 13,484,447.80, 20,226,671.70 and 4,508,999.80

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Solution

The fourth proportional to 13,484,447.80, 20,226,671.70 and 4,508,999.80 is: 6,763,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,447.80 : 20,226,671.70 = 4,508,999.80 : x
  2. Step 2: Convert to fraction form
    13,484,447.80/20,226,671.70 = 4,508,999.80/x
  3. Step 3: Cross multiply
    13,484,447.80x = 20,226,671.70 × 4,508,999.80
  4. Step 4: Simplify right side
    13,484,447.80x = 91,202,058,649,965.66
  5. Step 5: Solve for x
    x = 91,202,058,649,965.66/13,484,447.80
  6. Step 6: Final answer
    x = 6,763,499.70

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1.5x scale

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.