Home / 8,106,832.68-12,153,381.02-3,554,431.40

Finding the Fourth Proportional to 8,106,832.68, 12,153,381.02 and 3,554,431.40

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Solution

The fourth proportional to 8,106,832.68, 12,153,381.02 and 3,554,431.40 is: 5,328,635.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106,832.68 : 12,153,381.02 = 3,554,431.40 : x
  2. Step 2: Convert to fraction form
    8,106,832.68/12,153,381.02 = 3,554,431.40/x
  3. Step 3: Cross multiply
    8,106,832.68x = 12,153,381.02 × 3,554,431.40
  4. Step 4: Simplify right side
    8,106,832.68x = 43,198,359,113,652.02
  5. Step 5: Solve for x
    x = 43,198,359,113,652.02/8,106,832.68
  6. Step 6: Final answer
    x = 5,328,635.83

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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.