Home / 7,477,675.20-11,192,893.20-5,871,542.40

Finding the Fourth Proportional to 7,477,675.20, 11,192,893.20 and 5,871,542.40

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Solution

The fourth proportional to 7,477,675.20, 11,192,893.20 and 5,871,542.40 is: 8,788,767.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477,675.20 : 11,192,893.20 = 5,871,542.40 : x
  2. Step 2: Convert to fraction form
    7,477,675.20/11,192,893.20 = 5,871,542.40/x
  3. Step 3: Cross multiply
    7,477,675.20x = 11,192,893.20 × 5,871,542.40
  4. Step 4: Simplify right side
    7,477,675.20x = 65,719,547,002,471.68
  5. Step 5: Solve for x
    x = 65,719,547,002,471.68/7,477,675.20
  6. Step 6: Final answer
    x = 8,788,767.26

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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.