Home / 55,665,832.26-76,823,056.08-30,890,708.94

Finding the Fourth Proportional to 55,665,832.26, 76,823,056.08 and 30,890,708.94

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Solution

The fourth proportional to 55,665,832.26, 76,823,056.08 and 30,890,708.94 is: 42,631,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,665,832.26 : 76,823,056.08 = 30,890,708.94 : x
  2. Step 2: Convert to fraction form
    55,665,832.26/76,823,056.08 = 30,890,708.94/x
  3. Step 3: Cross multiply
    55,665,832.26x = 76,823,056.08 × 30,890,708.94
  4. Step 4: Simplify right side
    55,665,832.26x = 2,373,118,665,248,577.50
  5. Step 5: Solve for x
    x = 2,373,118,665,248,577.50/55,665,832.26
  6. Step 6: Final answer
    x = 42,631,513.24

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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.