Home / 28,700,182.94-39,596,316.46-18,392,589.50

Finding the Fourth Proportional to 28,700,182.94, 39,596,316.46 and 18,392,589.50

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Solution

The fourth proportional to 28,700,182.94, 39,596,316.46 and 18,392,589.50 is: 25,375,406.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,700,182.94 : 39,596,316.46 = 18,392,589.50 : x
  2. Step 2: Convert to fraction form
    28,700,182.94/39,596,316.46 = 18,392,589.50/x
  3. Step 3: Cross multiply
    28,700,182.94x = 39,596,316.46 × 18,392,589.50
  4. Step 4: Simplify right side
    28,700,182.94x = 728,278,794,360,873.12
  5. Step 5: Solve for x
    x = 728,278,794,360,873.12/28,700,182.94
  6. Step 6: Final answer
    x = 25,375,406.00

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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.