Home / 8,545,431.25-12,811,700.01-2,784,724.95

Finding the Fourth Proportional to 8,545,431.25, 12,811,700.01 and 2,784,724.95

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Solution

The fourth proportional to 8,545,431.25, 12,811,700.01 and 2,784,724.95 is: 4,174,986.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545,431.25 : 12,811,700.01 = 2,784,724.95 : x
  2. Step 2: Convert to fraction form
    8,545,431.25/12,811,700.01 = 2,784,724.95/x
  3. Step 3: Cross multiply
    8,545,431.25x = 12,811,700.01 × 2,784,724.95
  4. Step 4: Simplify right side
    8,545,431.25x = 35,677,060,612,319.48
  5. Step 5: Solve for x
    x = 35,677,060,612,319.48/8,545,431.25
  6. Step 6: Final answer
    x = 4,174,986.56

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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.