Home / 54,997,734.34-82,483,803.30-20,470,396.82

Finding the Fourth Proportional to 54,997,734.34, 82,483,803.30 and 20,470,396.82

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Solution

The fourth proportional to 54,997,734.34, 82,483,803.30 and 20,470,396.82 is: 30,700,831.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,997,734.34 : 82,483,803.30 = 20,470,396.82 : x
  2. Step 2: Convert to fraction form
    54,997,734.34/82,483,803.30 = 20,470,396.82/x
  3. Step 3: Cross multiply
    54,997,734.34x = 82,483,803.30 × 20,470,396.82
  4. Step 4: Simplify right side
    54,997,734.34x = 1,688,476,184,773,825.50
  5. Step 5: Solve for x
    x = 1,688,476,184,773,825.50/54,997,734.34
  6. Step 6: Final answer
    x = 30,700,831.68

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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.