Home / 19,007,259.82-28,513,734.93-6,879,560.80

Finding the Fourth Proportional to 19,007,259.82, 28,513,734.93 and 6,879,560.80

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Solution

The fourth proportional to 19,007,259.82, 28,513,734.93 and 6,879,560.80 is: 10,320,371.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007,259.82 : 28,513,734.93 = 6,879,560.80 : x
  2. Step 2: Convert to fraction form
    19,007,259.82/28,513,734.93 = 6,879,560.80/x
  3. Step 3: Cross multiply
    19,007,259.82x = 28,513,734.93 × 6,879,560.80
  4. Step 4: Simplify right side
    19,007,259.82x = 196,161,973,086,018.75
  5. Step 5: Solve for x
    x = 196,161,973,086,018.75/19,007,259.82
  6. Step 6: Final answer
    x = 10,320,371.00

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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.