Home / 5,638,397.82-8,455,701.24-2,043,412.08

Finding the Fourth Proportional to 5,638,397.82, 8,455,701.24 and 2,043,412.08

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Solution

The fourth proportional to 5,638,397.82, 8,455,701.24 and 2,043,412.08 is: 3,064,431.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,397.82 : 8,455,701.24 = 2,043,412.08 : x
  2. Step 2: Convert to fraction form
    5,638,397.82/8,455,701.24 = 2,043,412.08/x
  3. Step 3: Cross multiply
    5,638,397.82x = 8,455,701.24 × 2,043,412.08
  4. Step 4: Simplify right side
    5,638,397.82x = 17,278,482,058,686.98
  5. Step 5: Solve for x
    x = 17,278,482,058,686.98/5,638,397.82
  6. Step 6: Final answer
    x = 3,064,431.18

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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.