Home / 29,127,482.82-40,211,037.90-21,278,183.04

Finding the Fourth Proportional to 29,127,482.82, 40,211,037.90 and 21,278,183.04

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Solution

The fourth proportional to 29,127,482.82, 40,211,037.90 and 21,278,183.04 is: 29,374,931.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,127,482.82 : 40,211,037.90 = 21,278,183.04 : x
  2. Step 2: Convert to fraction form
    29,127,482.82/40,211,037.90 = 21,278,183.04/x
  3. Step 3: Cross multiply
    29,127,482.82x = 40,211,037.90 × 21,278,183.04
  4. Step 4: Simplify right side
    29,127,482.82x = 855,617,824,664,577.12
  5. Step 5: Solve for x
    x = 855,617,824,664,577.12/29,127,482.82
  6. Step 6: Final answer
    x = 29,374,931.91

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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.