Home / 27,454,588.33-37,889,728.65-15,067,072.30

Finding the Fourth Proportional to 27,454,588.33, 37,889,728.65 and 15,067,072.30

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Solution

The fourth proportional to 27,454,588.33, 37,889,728.65 and 15,067,072.30 is: 20,793,875.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,454,588.33 : 37,889,728.65 = 15,067,072.30 : x
  2. Step 2: Convert to fraction form
    27,454,588.33/37,889,728.65 = 15,067,072.30/x
  3. Step 3: Cross multiply
    27,454,588.33x = 37,889,728.65 × 15,067,072.30
  4. Step 4: Simplify right side
    27,454,588.33x = 570,887,280,996,931.38
  5. Step 5: Solve for x
    x = 570,887,280,996,931.38/27,454,588.33
  6. Step 6: Final answer
    x = 20,793,875.11

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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.