Home / 13,573,797.38-18,732,228.08-8,275,798.08

Finding the Fourth Proportional to 13,573,797.38, 18,732,228.08 and 8,275,798.08

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Solution

The fourth proportional to 13,573,797.38, 18,732,228.08 and 8,275,798.08 is: 11,420,837.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573,797.38 : 18,732,228.08 = 8,275,798.08 : x
  2. Step 2: Convert to fraction form
    13,573,797.38/18,732,228.08 = 8,275,798.08/x
  3. Step 3: Cross multiply
    13,573,797.38x = 18,732,228.08 × 8,275,798.08
  4. Step 4: Simplify right side
    13,573,797.38x = 155,024,137,137,207.09
  5. Step 5: Solve for x
    x = 155,024,137,137,207.09/13,573,797.38
  6. Step 6: Final answer
    x = 11,420,837.72

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1.5x scale

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.