Home / 40,128,279.98-55,380,441.66-22,727,720.66

Finding the Fourth Proportional to 40,128,279.98, 55,380,441.66 and 22,727,720.66

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Solution

The fourth proportional to 40,128,279.98, 55,380,441.66 and 22,727,720.66 is: 31,366,188.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,128,279.98 : 55,380,441.66 = 22,727,720.66 : x
  2. Step 2: Convert to fraction form
    40,128,279.98/55,380,441.66 = 22,727,720.66/x
  3. Step 3: Cross multiply
    40,128,279.98x = 55,380,441.66 × 22,727,720.66
  4. Step 4: Simplify right side
    40,128,279.98x = 1,258,671,208,075,906.50
  5. Step 5: Solve for x
    x = 1,258,671,208,075,906.50/40,128,279.98
  6. Step 6: Final answer
    x = 31,366,188.85

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1.5x scale

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.