Home / 55,184,757.74-76,157,315.07-30,738,482.54

Finding the Fourth Proportional to 55,184,757.74, 76,157,315.07 and 30,738,482.54

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Solution

The fourth proportional to 55,184,757.74, 76,157,315.07 and 30,738,482.54 is: 42,420,414.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,184,757.74 : 76,157,315.07 = 30,738,482.54 : x
  2. Step 2: Convert to fraction form
    55,184,757.74/76,157,315.07 = 30,738,482.54/x
  3. Step 3: Cross multiply
    55,184,757.74x = 76,157,315.07 × 30,738,482.54
  4. Step 4: Simplify right side
    55,184,757.74x = 2,340,960,299,572,473.50
  5. Step 5: Solve for x
    x = 2,340,960,299,572,473.50/55,184,757.74
  6. Step 6: Final answer
    x = 42,420,414.54

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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.