Home / 5,338,643.80-8,007,188.10-1,551,731.80

Finding the Fourth Proportional to 5,338,643.80, 8,007,188.10 and 1,551,731.80

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Solution

The fourth proportional to 5,338,643.80, 8,007,188.10 and 1,551,731.80 is: 2,327,371.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,643.80 : 8,007,188.10 = 1,551,731.80 : x
  2. Step 2: Convert to fraction form
    5,338,643.80/8,007,188.10 = 1,551,731.80/x
  3. Step 3: Cross multiply
    5,338,643.80x = 8,007,188.10 × 1,551,731.80
  4. Step 4: Simplify right side
    5,338,643.80x = 12,425,008,403,351.58
  5. Step 5: Solve for x
    x = 12,425,008,403,351.58/5,338,643.80
  6. Step 6: Final answer
    x = 2,327,371.68

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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.