Home / 27,362,690.10-41,016,963.15-12,960,443.70

Finding the Fourth Proportional to 27,362,690.10, 41,016,963.15 and 12,960,443.70

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Solution

The fourth proportional to 27,362,690.10, 41,016,963.15 and 12,960,443.70 is: 19,427,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,362,690.10 : 41,016,963.15 = 12,960,443.70 : x
  2. Step 2: Convert to fraction form
    27,362,690.10/41,016,963.15 = 12,960,443.70/x
  3. Step 3: Cross multiply
    27,362,690.10x = 41,016,963.15 × 12,960,443.70
  4. Step 4: Simplify right side
    27,362,690.10x = 531,598,041,650,549.62
  5. Step 5: Solve for x
    x = 531,598,041,650,549.62/27,362,690.10
  6. Step 6: Final answer
    x = 19,427,842.79

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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.